Home / 4,752.15-7,130.46-3,192.90

Finding the Fourth Proportional to 4,752.15, 7,130.46 and 3,192.90

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Solution

The fourth proportional to 4,752.15, 7,130.46 and 3,192.90 is: 4,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752.15 : 7,130.46 = 3,192.90 : x
  2. Step 2: Convert to fraction form
    4,752.15/7,130.46 = 3,192.90/x
  3. Step 3: Cross multiply
    4,752.15x = 7,130.46 × 3,192.90
  4. Step 4: Simplify right side
    4,752.15x = 22,766,845.73
  5. Step 5: Solve for x
    x = 22,766,845.73/4,752.15
  6. Step 6: Final answer
    x = 4,790.85

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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.