Home / 8,240.87-11,373.21-4,704.61

Finding the Fourth Proportional to 8,240.87, 11,373.21 and 4,704.61

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Solution

The fourth proportional to 8,240.87, 11,373.21 and 4,704.61 is: 6,492.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.87 : 11,373.21 = 4,704.61 : x
  2. Step 2: Convert to fraction form
    8,240.87/11,373.21 = 4,704.61/x
  3. Step 3: Cross multiply
    8,240.87x = 11,373.21 × 4,704.61
  4. Step 4: Simplify right side
    8,240.87x = 53,506,517.50
  5. Step 5: Solve for x
    x = 53,506,517.50/8,240.87
  6. Step 6: Final answer
    x = 6,492.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.