Home / 7,184.32-10,776.14-2,505.38

Finding the Fourth Proportional to 7,184.32, 10,776.14 and 2,505.38

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Solution

The fourth proportional to 7,184.32, 10,776.14 and 2,505.38 is: 3,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.32 : 10,776.14 = 2,505.38 : x
  2. Step 2: Convert to fraction form
    7,184.32/10,776.14 = 2,505.38/x
  3. Step 3: Cross multiply
    7,184.32x = 10,776.14 × 2,505.38
  4. Step 4: Simplify right side
    7,184.32x = 26,998,325.63
  5. Step 5: Solve for x
    x = 26,998,325.63/7,184.32
  6. Step 6: Final answer
    x = 3,757.95

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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.