Home / 4,318.81-6,475.91-1,543.97

Finding the Fourth Proportional to 4,318.81, 6,475.91 and 1,543.97

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Solution

The fourth proportional to 4,318.81, 6,475.91 and 1,543.97 is: 2,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.81 : 6,475.91 = 1,543.97 : x
  2. Step 2: Convert to fraction form
    4,318.81/6,475.91 = 1,543.97/x
  3. Step 3: Cross multiply
    4,318.81x = 6,475.91 × 1,543.97
  4. Step 4: Simplify right side
    4,318.81x = 9,998,570.66
  5. Step 5: Solve for x
    x = 9,998,570.66/4,318.81
  6. Step 6: Final answer
    x = 2,315.12

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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.