Home / 7,154.11-10,731.87-2,473.49

Finding the Fourth Proportional to 7,154.11, 10,731.87 and 2,473.49

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Solution

The fourth proportional to 7,154.11, 10,731.87 and 2,473.49 is: 3,710.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.11 : 10,731.87 = 2,473.49 : x
  2. Step 2: Convert to fraction form
    7,154.11/10,731.87 = 2,473.49/x
  3. Step 3: Cross multiply
    7,154.11x = 10,731.87 × 2,473.49
  4. Step 4: Simplify right side
    7,154.11x = 26,545,173.13
  5. Step 5: Solve for x
    x = 26,545,173.13/7,154.11
  6. Step 6: Final answer
    x = 3,710.48

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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.