Home / 4,487.52-6,720.30-3,702.72

Finding the Fourth Proportional to 4,487.52, 6,720.30 and 3,702.72

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Solution

The fourth proportional to 4,487.52, 6,720.30 and 3,702.72 is: 5,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.52 : 6,720.30 = 3,702.72 : x
  2. Step 2: Convert to fraction form
    4,487.52/6,720.30 = 3,702.72/x
  3. Step 3: Cross multiply
    4,487.52x = 6,720.30 × 3,702.72
  4. Step 4: Simplify right side
    4,487.52x = 24,883,389.22
  5. Step 5: Solve for x
    x = 24,883,389.22/4,487.52
  6. Step 6: Final answer
    x = 5,545.02

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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.