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Finding the Fourth Proportional to 3,444.86, 4,753.72 and 1,952.80

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Solution

The fourth proportional to 3,444.86, 4,753.72 and 1,952.80 is: 2,694.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,444.86 : 4,753.72 = 1,952.80 : x
  2. Step 2: Convert to fraction form
    3,444.86/4,753.72 = 1,952.80/x
  3. Step 3: Cross multiply
    3,444.86x = 4,753.72 × 1,952.80
  4. Step 4: Simplify right side
    3,444.86x = 9,283,064.42
  5. Step 5: Solve for x
    x = 9,283,064.42/3,444.86
  6. Step 6: Final answer
    x = 2,694.76

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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.