Home / 7,452.90-11,217.19-5,613.30

Finding the Fourth Proportional to 7,452.90, 11,217.19 and 5,613.30

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Solution

The fourth proportional to 7,452.90, 11,217.19 and 5,613.30 is: 8,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.90 : 11,217.19 = 5,613.30 : x
  2. Step 2: Convert to fraction form
    7,452.90/11,217.19 = 5,613.30/x
  3. Step 3: Cross multiply
    7,452.90x = 11,217.19 × 5,613.30
  4. Step 4: Simplify right side
    7,452.90x = 62,965,452.63
  5. Step 5: Solve for x
    x = 62,965,452.63/7,452.90
  6. Step 6: Final answer
    x = 8,448.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.