Home / 9,742.20-14,613.30-4,194.60

Finding the Fourth Proportional to 9,742.20, 14,613.30 and 4,194.60

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Solution

The fourth proportional to 9,742.20, 14,613.30 and 4,194.60 is: 6,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.20 : 14,613.30 = 4,194.60 : x
  2. Step 2: Convert to fraction form
    9,742.20/14,613.30 = 4,194.60/x
  3. Step 3: Cross multiply
    9,742.20x = 14,613.30 × 4,194.60
  4. Step 4: Simplify right side
    9,742.20x = 61,296,948.18
  5. Step 5: Solve for x
    x = 61,296,948.18/9,742.20
  6. Step 6: Final answer
    x = 6,291.90

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.