Home / 10,613.28-14,645.52-5,897.28

Finding the Fourth Proportional to 10,613.28, 14,645.52 and 5,897.28

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Solution

The fourth proportional to 10,613.28, 14,645.52 and 5,897.28 is: 8,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.28 : 14,645.52 = 5,897.28 : x
  2. Step 2: Convert to fraction form
    10,613.28/14,645.52 = 5,897.28/x
  3. Step 3: Cross multiply
    10,613.28x = 14,645.52 × 5,897.28
  4. Step 4: Simplify right side
    10,613.28x = 86,368,732.19
  5. Step 5: Solve for x
    x = 86,368,732.19/10,613.28
  6. Step 6: Final answer
    x = 8,137.80

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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.