Home / 6,766.41-9,337.61-3,782.22

Finding the Fourth Proportional to 6,766.41, 9,337.61 and 3,782.22

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Solution

The fourth proportional to 6,766.41, 9,337.61 and 3,782.22 is: 5,219.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.41 : 9,337.61 = 3,782.22 : x
  2. Step 2: Convert to fraction form
    6,766.41/9,337.61 = 3,782.22/x
  3. Step 3: Cross multiply
    6,766.41x = 9,337.61 × 3,782.22
  4. Step 4: Simplify right side
    6,766.41x = 35,316,876.38
  5. Step 5: Solve for x
    x = 35,316,876.38/6,766.41
  6. Step 6: Final answer
    x = 5,219.44

Related Problems

Find fourth proportional to 3,383.21, 4,668.80 and 1,891.11
Half scale
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Double scale
Find fourth proportional to 6,767.41, 9,338.98 and 3,783.22
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.