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Finding the Fourth Proportional to 4,932.01, 7,392.16 and 2,847.71

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Solution

The fourth proportional to 4,932.01, 7,392.16 and 2,847.71 is: 4,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.01 : 7,392.16 = 2,847.71 : x
  2. Step 2: Convert to fraction form
    4,932.01/7,392.16 = 2,847.71/x
  3. Step 3: Cross multiply
    4,932.01x = 7,392.16 × 2,847.71
  4. Step 4: Simplify right side
    4,932.01x = 21,050,727.95
  5. Step 5: Solve for x
    x = 21,050,727.95/4,932.01
  6. Step 6: Final answer
    x = 4,268.18

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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.