Home / 5,700.30-8,550.45-3,501.90

Finding the Fourth Proportional to 5,700.30, 8,550.45 and 3,501.90

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Solution

The fourth proportional to 5,700.30, 8,550.45 and 3,501.90 is: 5,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,700.30 : 8,550.45 = 3,501.90 : x
  2. Step 2: Convert to fraction form
    5,700.30/8,550.45 = 3,501.90/x
  3. Step 3: Cross multiply
    5,700.30x = 8,550.45 × 3,501.90
  4. Step 4: Simplify right side
    5,700.30x = 29,942,820.86
  5. Step 5: Solve for x
    x = 29,942,820.86/5,700.30
  6. Step 6: Final answer
    x = 5,252.85

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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.