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Finding the Fourth Proportional to 3,295.01, 4,920.78 and 2,932.13

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Solution

The fourth proportional to 3,295.01, 4,920.78 and 2,932.13 is: 4,378.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.01 : 4,920.78 = 2,932.13 : x
  2. Step 2: Convert to fraction form
    3,295.01/4,920.78 = 2,932.13/x
  3. Step 3: Cross multiply
    3,295.01x = 4,920.78 × 2,932.13
  4. Step 4: Simplify right side
    3,295.01x = 14,428,342.06
  5. Step 5: Solve for x
    x = 14,428,342.06/3,295.01
  6. Step 6: Final answer
    x = 4,378.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.