Home / 5,539.17-7,641.48-3,299.79

Finding the Fourth Proportional to 5,539.17, 7,641.48 and 3,299.79

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Solution

The fourth proportional to 5,539.17, 7,641.48 and 3,299.79 is: 4,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.17 : 7,641.48 = 3,299.79 : x
  2. Step 2: Convert to fraction form
    5,539.17/7,641.48 = 3,299.79/x
  3. Step 3: Cross multiply
    5,539.17x = 7,641.48 × 3,299.79
  4. Step 4: Simplify right side
    5,539.17x = 25,215,279.29
  5. Step 5: Solve for x
    x = 25,215,279.29/5,539.17
  6. Step 6: Final answer
    x = 4,552.18

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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.