Home / 1,932.60-2,901.21-1,517.40

Finding the Fourth Proportional to 1,932.60, 2,901.21 and 1,517.40

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Solution

The fourth proportional to 1,932.60, 2,901.21 and 1,517.40 is: 2,277.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.60 : 2,901.21 = 1,517.40 : x
  2. Step 2: Convert to fraction form
    1,932.60/2,901.21 = 1,517.40/x
  3. Step 3: Cross multiply
    1,932.60x = 2,901.21 × 1,517.40
  4. Step 4: Simplify right side
    1,932.60x = 4,402,296.05
  5. Step 5: Solve for x
    x = 4,402,296.05/1,932.60
  6. Step 6: Final answer
    x = 2,277.91

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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.