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Finding the Fourth Proportional to 3,253.62, 4,877.36 and 2,955.30

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Solution

The fourth proportional to 3,253.62, 4,877.36 and 2,955.30 is: 4,430.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.62 : 4,877.36 = 2,955.30 : x
  2. Step 2: Convert to fraction form
    3,253.62/4,877.36 = 2,955.30/x
  3. Step 3: Cross multiply
    3,253.62x = 4,877.36 × 2,955.30
  4. Step 4: Simplify right side
    3,253.62x = 14,414,067.46
  5. Step 5: Solve for x
    x = 14,414,067.46/3,253.62
  6. Step 6: Final answer
    x = 4,430.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.