Home / 8,364.26-12,543.24-3,681.02

Finding the Fourth Proportional to 8,364.26, 12,543.24 and 3,681.02

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Solution

The fourth proportional to 8,364.26, 12,543.24 and 3,681.02 is: 5,520.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,364.26 : 12,543.24 = 3,681.02 : x
  2. Step 2: Convert to fraction form
    8,364.26/12,543.24 = 3,681.02/x
  3. Step 3: Cross multiply
    8,364.26x = 12,543.24 × 3,681.02
  4. Step 4: Simplify right side
    8,364.26x = 46,171,917.30
  5. Step 5: Solve for x
    x = 46,171,917.30/8,364.26
  6. Step 6: Final answer
    x = 5,520.14

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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.