Home / 6,092.50-9,140.29-2,807.90

Finding the Fourth Proportional to 6,092.50, 9,140.29 and 2,807.90

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Solution

The fourth proportional to 6,092.50, 9,140.29 and 2,807.90 is: 4,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,092.50 : 9,140.29 = 2,807.90 : x
  2. Step 2: Convert to fraction form
    6,092.50/9,140.29 = 2,807.90/x
  3. Step 3: Cross multiply
    6,092.50x = 9,140.29 × 2,807.90
  4. Step 4: Simplify right side
    6,092.50x = 25,665,056.20
  5. Step 5: Solve for x
    x = 25,665,056.20/6,092.50
  6. Step 6: Final answer
    x = 4,212.56

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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.