Home / 4,317.38-6,474.49-1,543.31

Finding the Fourth Proportional to 4,317.38, 6,474.49 and 1,543.31

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Solution

The fourth proportional to 4,317.38, 6,474.49 and 1,543.31 is: 2,314.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.38 : 6,474.49 = 1,543.31 : x
  2. Step 2: Convert to fraction form
    4,317.38/6,474.49 = 1,543.31/x
  3. Step 3: Cross multiply
    4,317.38x = 6,474.49 × 1,543.31
  4. Step 4: Simplify right side
    4,317.38x = 9,992,108.93
  5. Step 5: Solve for x
    x = 9,992,108.93/4,317.38
  6. Step 6: Final answer
    x = 2,314.39

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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.