Home / 5,562.30-8,331.30-4,320.03

Finding the Fourth Proportional to 5,562.30, 8,331.30 and 4,320.03

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Solution

The fourth proportional to 5,562.30, 8,331.30 and 4,320.03 is: 6,470.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.30 : 8,331.30 = 4,320.03 : x
  2. Step 2: Convert to fraction form
    5,562.30/8,331.30 = 4,320.03/x
  3. Step 3: Cross multiply
    5,562.30x = 8,331.30 × 4,320.03
  4. Step 4: Simplify right side
    5,562.30x = 35,991,465.94
  5. Step 5: Solve for x
    x = 35,991,465.94/5,562.30
  6. Step 6: Final answer
    x = 6,470.61

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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.