Home / 10,071.24-13,899.20-5,595.90

Finding the Fourth Proportional to 10,071.24, 13,899.20 and 5,595.90

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Solution

The fourth proportional to 10,071.24, 13,899.20 and 5,595.90 is: 7,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.24 : 13,899.20 = 5,595.90 : x
  2. Step 2: Convert to fraction form
    10,071.24/13,899.20 = 5,595.90/x
  3. Step 3: Cross multiply
    10,071.24x = 13,899.20 × 5,595.90
  4. Step 4: Simplify right side
    10,071.24x = 77,778,505.30
  5. Step 5: Solve for x
    x = 77,778,505.30/10,071.24
  6. Step 6: Final answer
    x = 7,722.83

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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.