Home / 10,165.77-15,248.66-2,769.93

Finding the Fourth Proportional to 10,165.77, 15,248.66 and 2,769.93

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Solution

The fourth proportional to 10,165.77, 15,248.66 and 2,769.93 is: 4,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165.77 : 15,248.66 = 2,769.93 : x
  2. Step 2: Convert to fraction form
    10,165.77/15,248.66 = 2,769.93/x
  3. Step 3: Cross multiply
    10,165.77x = 15,248.66 × 2,769.93
  4. Step 4: Simplify right side
    10,165.77x = 42,237,706.94
  5. Step 5: Solve for x
    x = 42,237,706.94/10,165.77
  6. Step 6: Final answer
    x = 4,154.90

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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.