Home / 10,252.16-15,373.38-5,316.86

Finding the Fourth Proportional to 10,252.16, 15,373.38 and 5,316.86

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Solution

The fourth proportional to 10,252.16, 15,373.38 and 5,316.86 is: 7,972.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.16 : 15,373.38 = 5,316.86 : x
  2. Step 2: Convert to fraction form
    10,252.16/15,373.38 = 5,316.86/x
  3. Step 3: Cross multiply
    10,252.16x = 15,373.38 × 5,316.86
  4. Step 4: Simplify right side
    10,252.16x = 81,738,109.19
  5. Step 5: Solve for x
    x = 81,738,109.19/10,252.16
  6. Step 6: Final answer
    x = 7,972.77

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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.