Home / 8,273.64-12,403.49-3,590.12

Finding the Fourth Proportional to 8,273.64, 12,403.49 and 3,590.12

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Solution

The fourth proportional to 8,273.64, 12,403.49 and 3,590.12 is: 5,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273.64 : 12,403.49 = 3,590.12 : x
  2. Step 2: Convert to fraction form
    8,273.64/12,403.49 = 3,590.12/x
  3. Step 3: Cross multiply
    8,273.64x = 12,403.49 × 3,590.12
  4. Step 4: Simplify right side
    8,273.64x = 44,529,937.55
  5. Step 5: Solve for x
    x = 44,529,937.55/8,273.64
  6. Step 6: Final answer
    x = 5,382.15

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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.