Home / 6,125.80-8,452.14-3,608.02

Finding the Fourth Proportional to 6,125.80, 8,452.14 and 3,608.02

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Solution

The fourth proportional to 6,125.80, 8,452.14 and 3,608.02 is: 4,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.80 : 8,452.14 = 3,608.02 : x
  2. Step 2: Convert to fraction form
    6,125.80/8,452.14 = 3,608.02/x
  3. Step 3: Cross multiply
    6,125.80x = 8,452.14 × 3,608.02
  4. Step 4: Simplify right side
    6,125.80x = 30,495,490.16
  5. Step 5: Solve for x
    x = 30,495,490.16/6,125.80
  6. Step 6: Final answer
    x = 4,978.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.