Home / 10,487.08-15,733.32-3,091.24

Finding the Fourth Proportional to 10,487.08, 15,733.32 and 3,091.24

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Solution

The fourth proportional to 10,487.08, 15,733.32 and 3,091.24 is: 4,637.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487.08 : 15,733.32 = 3,091.24 : x
  2. Step 2: Convert to fraction form
    10,487.08/15,733.32 = 3,091.24/x
  3. Step 3: Cross multiply
    10,487.08x = 15,733.32 × 3,091.24
  4. Step 4: Simplify right side
    10,487.08x = 48,635,468.12
  5. Step 5: Solve for x
    x = 48,635,468.12/10,487.08
  6. Step 6: Final answer
    x = 4,637.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.