Home / 6,412.38-9,617.46-4,557.90

Finding the Fourth Proportional to 6,412.38, 9,617.46 and 4,557.90

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Solution

The fourth proportional to 6,412.38, 9,617.46 and 4,557.90 is: 6,836.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.38 : 9,617.46 = 4,557.90 : x
  2. Step 2: Convert to fraction form
    6,412.38/9,617.46 = 4,557.90/x
  3. Step 3: Cross multiply
    6,412.38x = 9,617.46 × 4,557.90
  4. Step 4: Simplify right side
    6,412.38x = 43,835,420.93
  5. Step 5: Solve for x
    x = 43,835,420.93/6,412.38
  6. Step 6: Final answer
    x = 6,836.06

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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.