Home / 6,766.56-9,338.91-4,114.80

Finding the Fourth Proportional to 6,766.56, 9,338.91 and 4,114.80

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Solution

The fourth proportional to 6,766.56, 9,338.91 and 4,114.80 is: 5,679.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.56 : 9,338.91 = 4,114.80 : x
  2. Step 2: Convert to fraction form
    6,766.56/9,338.91 = 4,114.80/x
  3. Step 3: Cross multiply
    6,766.56x = 9,338.91 × 4,114.80
  4. Step 4: Simplify right side
    6,766.56x = 38,427,746.87
  5. Step 5: Solve for x
    x = 38,427,746.87/6,766.56
  6. Step 6: Final answer
    x = 5,679.07

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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.