Home / 11,192.13-15,443.33-6,475.50

Finding the Fourth Proportional to 11,192.13, 15,443.33 and 6,475.50

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Solution

The fourth proportional to 11,192.13, 15,443.33 and 6,475.50 is: 8,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.13 : 15,443.33 = 6,475.50 : x
  2. Step 2: Convert to fraction form
    11,192.13/15,443.33 = 6,475.50/x
  3. Step 3: Cross multiply
    11,192.13x = 15,443.33 × 6,475.50
  4. Step 4: Simplify right side
    11,192.13x = 100,003,251.04
  5. Step 5: Solve for x
    x = 100,003,251.04/11,192.13
  6. Step 6: Final answer
    x = 8,935.14

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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.