Home / 8,350.26-12,530-4,654.57

Finding the Fourth Proportional to 8,350.26, 12,530 and 4,654.57

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Solution

The fourth proportional to 8,350.26, 12,530 and 4,654.57 is: 6,984.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350.26 : 12,530 = 4,654.57 : x
  2. Step 2: Convert to fraction form
    8,350.26/12,530 = 4,654.57/x
  3. Step 3: Cross multiply
    8,350.26x = 12,530 × 4,654.57
  4. Step 4: Simplify right side
    8,350.26x = 58,321,762.10
  5. Step 5: Solve for x
    x = 58,321,762.10/8,350.26
  6. Step 6: Final answer
    x = 6,984.42

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1.5x scale

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.