Home / 5,539.52-7,647-3,445.04

Finding the Fourth Proportional to 5,539.52, 7,647 and 3,445.04

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Solution

The fourth proportional to 5,539.52, 7,647 and 3,445.04 is: 4,755.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.52 : 7,647 = 3,445.04 : x
  2. Step 2: Convert to fraction form
    5,539.52/7,647 = 3,445.04/x
  3. Step 3: Cross multiply
    5,539.52x = 7,647 × 3,445.04
  4. Step 4: Simplify right side
    5,539.52x = 26,344,220.88
  5. Step 5: Solve for x
    x = 26,344,220.88/5,539.52
  6. Step 6: Final answer
    x = 4,755.69

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1.5x scale

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.