Home / 10,051.59-13,871.15-5,575.30

Finding the Fourth Proportional to 10,051.59, 13,871.15 and 5,575.30

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Solution

The fourth proportional to 10,051.59, 13,871.15 and 5,575.30 is: 7,693.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.59 : 13,871.15 = 5,575.30 : x
  2. Step 2: Convert to fraction form
    10,051.59/13,871.15 = 5,575.30/x
  3. Step 3: Cross multiply
    10,051.59x = 13,871.15 × 5,575.30
  4. Step 4: Simplify right side
    10,051.59x = 77,335,780.95
  5. Step 5: Solve for x
    x = 77,335,780.95/10,051.59
  6. Step 6: Final answer
    x = 7,693.88

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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.