Home / 7,432.61-11,150.00-2,500.57

Finding the Fourth Proportional to 7,432.61, 11,150.00 and 2,500.57

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Solution

The fourth proportional to 7,432.61, 11,150.00 and 2,500.57 is: 3,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.61 : 11,150.00 = 2,500.57 : x
  2. Step 2: Convert to fraction form
    7,432.61/11,150.00 = 2,500.57/x
  3. Step 3: Cross multiply
    7,432.61x = 11,150.00 × 2,500.57
  4. Step 4: Simplify right side
    7,432.61x = 27,881,287.25
  5. Step 5: Solve for x
    x = 27,881,287.25/7,432.61
  6. Step 6: Final answer
    x = 3,751.21

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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.