Home / 10,081.29-15,116.73-4,529.89

Finding the Fourth Proportional to 10,081.29, 15,116.73 and 4,529.89

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Solution

The fourth proportional to 10,081.29, 15,116.73 and 4,529.89 is: 6,792.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081.29 : 15,116.73 = 4,529.89 : x
  2. Step 2: Convert to fraction form
    10,081.29/15,116.73 = 4,529.89/x
  3. Step 3: Cross multiply
    10,081.29x = 15,116.73 × 4,529.89
  4. Step 4: Simplify right side
    10,081.29x = 68,477,125.97
  5. Step 5: Solve for x
    x = 68,477,125.97/10,081.29
  6. Step 6: Final answer
    x = 6,792.49

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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.