Home / 6,613.74-9,126.90-3,629.52

Finding the Fourth Proportional to 6,613.74, 9,126.90 and 3,629.52

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Solution

The fourth proportional to 6,613.74, 9,126.90 and 3,629.52 is: 5,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.74 : 9,126.90 = 3,629.52 : x
  2. Step 2: Convert to fraction form
    6,613.74/9,126.90 = 3,629.52/x
  3. Step 3: Cross multiply
    6,613.74x = 9,126.90 × 3,629.52
  4. Step 4: Simplify right side
    6,613.74x = 33,126,266.09
  5. Step 5: Solve for x
    x = 33,126,266.09/6,613.74
  6. Step 6: Final answer
    x = 5,008.70

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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.