Home / 5,489.90-7,577.50-3,252.45

Finding the Fourth Proportional to 5,489.90, 7,577.50 and 3,252.45

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Solution

The fourth proportional to 5,489.90, 7,577.50 and 3,252.45 is: 4,489.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.90 : 7,577.50 = 3,252.45 : x
  2. Step 2: Convert to fraction form
    5,489.90/7,577.50 = 3,252.45/x
  3. Step 3: Cross multiply
    5,489.90x = 7,577.50 × 3,252.45
  4. Step 4: Simplify right side
    5,489.90x = 24,645,466.26
  5. Step 5: Solve for x
    x = 24,645,466.26/5,489.90
  6. Step 6: Final answer
    x = 4,489.24

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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.