Home / 9,167.38-13,756.50-3,621.28

Finding the Fourth Proportional to 9,167.38, 13,756.50 and 3,621.28

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Solution

The fourth proportional to 9,167.38, 13,756.50 and 3,621.28 is: 5,434.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,167.38 : 13,756.50 = 3,621.28 : x
  2. Step 2: Convert to fraction form
    9,167.38/13,756.50 = 3,621.28/x
  3. Step 3: Cross multiply
    9,167.38x = 13,756.50 × 3,621.28
  4. Step 4: Simplify right side
    9,167.38x = 49,816,138.32
  5. Step 5: Solve for x
    x = 49,816,138.32/9,167.38
  6. Step 6: Final answer
    x = 5,434.06

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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.