Home / 10,063.82-15,088.84-5,123.90

Finding the Fourth Proportional to 10,063.82, 15,088.84 and 5,123.90

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Solution

The fourth proportional to 10,063.82, 15,088.84 and 5,123.90 is: 7,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,063.82 : 15,088.84 = 5,123.90 : x
  2. Step 2: Convert to fraction form
    10,063.82/15,088.84 = 5,123.90/x
  3. Step 3: Cross multiply
    10,063.82x = 15,088.84 × 5,123.90
  4. Step 4: Simplify right side
    10,063.82x = 77,313,707.28
  5. Step 5: Solve for x
    x = 77,313,707.28/10,063.82
  6. Step 6: Final answer
    x = 7,682.34

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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.