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Finding the Fourth Proportional to 4,934.38, 7,405.22 and 2,337.32

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Solution

The fourth proportional to 4,934.38, 7,405.22 and 2,337.32 is: 3,507.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.38 : 7,405.22 = 2,337.32 : x
  2. Step 2: Convert to fraction form
    4,934.38/7,405.22 = 2,337.32/x
  3. Step 3: Cross multiply
    4,934.38x = 7,405.22 × 2,337.32
  4. Step 4: Simplify right side
    4,934.38x = 17,308,368.81
  5. Step 5: Solve for x
    x = 17,308,368.81/4,934.38
  6. Step 6: Final answer
    x = 3,507.71

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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.