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Finding the Fourth Proportional to 5,560.40, 7,673.04 and 3,202.40

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Solution

The fourth proportional to 5,560.40, 7,673.04 and 3,202.40 is: 4,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.40 : 7,673.04 = 3,202.40 : x
  2. Step 2: Convert to fraction form
    5,560.40/7,673.04 = 3,202.40/x
  3. Step 3: Cross multiply
    5,560.40x = 7,673.04 × 3,202.40
  4. Step 4: Simplify right side
    5,560.40x = 24,572,143.30
  5. Step 5: Solve for x
    x = 24,572,143.30/5,560.40
  6. Step 6: Final answer
    x = 4,419.13

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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.