Home / 5,598.90-7,725.98-3,241.20

Finding the Fourth Proportional to 5,598.90, 7,725.98 and 3,241.20

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Solution

The fourth proportional to 5,598.90, 7,725.98 and 3,241.20 is: 4,472.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.90 : 7,725.98 = 3,241.20 : x
  2. Step 2: Convert to fraction form
    5,598.90/7,725.98 = 3,241.20/x
  3. Step 3: Cross multiply
    5,598.90x = 7,725.98 × 3,241.20
  4. Step 4: Simplify right side
    5,598.90x = 25,041,446.38
  5. Step 5: Solve for x
    x = 25,041,446.38/5,598.90
  6. Step 6: Final answer
    x = 4,472.57

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Half scale
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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.