Home / 5,539.18-7,641.12-4,589.66

Finding the Fourth Proportional to 5,539.18, 7,641.12 and 4,589.66

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Solution

The fourth proportional to 5,539.18, 7,641.12 and 4,589.66 is: 6,331.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.18 : 7,641.12 = 4,589.66 : x
  2. Step 2: Convert to fraction form
    5,539.18/7,641.12 = 4,589.66/x
  3. Step 3: Cross multiply
    5,539.18x = 7,641.12 × 4,589.66
  4. Step 4: Simplify right side
    5,539.18x = 35,070,142.82
  5. Step 5: Solve for x
    x = 35,070,142.82/5,539.18
  6. Step 6: Final answer
    x = 6,331.29

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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.