Home / 10,176.76-15,269.08-3,935.04

Finding the Fourth Proportional to 10,176.76, 15,269.08 and 3,935.04

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Solution

The fourth proportional to 10,176.76, 15,269.08 and 3,935.04 is: 5,904.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176.76 : 15,269.08 = 3,935.04 : x
  2. Step 2: Convert to fraction form
    10,176.76/15,269.08 = 3,935.04/x
  3. Step 3: Cross multiply
    10,176.76x = 15,269.08 × 3,935.04
  4. Step 4: Simplify right side
    10,176.76x = 60,084,440.56
  5. Step 5: Solve for x
    x = 60,084,440.56/10,176.76
  6. Step 6: Final answer
    x = 5,904.08

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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.