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Finding the Fourth Proportional to 3,560.06, 5,340.10 and 963.06

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Solution

The fourth proportional to 3,560.06, 5,340.10 and 963.06 is: 1,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,560.06 : 5,340.10 = 963.06 : x
  2. Step 2: Convert to fraction form
    3,560.06/5,340.10 = 963.06/x
  3. Step 3: Cross multiply
    3,560.06x = 5,340.10 × 963.06
  4. Step 4: Simplify right side
    3,560.06x = 5,142,836.71
  5. Step 5: Solve for x
    x = 5,142,836.71/3,560.06
  6. Step 6: Final answer
    x = 1,444.59

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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.