Home / 1,731.15-2,592.36-1,114.92

Finding the Fourth Proportional to 1,731.15, 2,592.36 and 1,114.92

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Solution

The fourth proportional to 1,731.15, 2,592.36 and 1,114.92 is: 1,669.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731.15 : 2,592.36 = 1,114.92 : x
  2. Step 2: Convert to fraction form
    1,731.15/2,592.36 = 1,114.92/x
  3. Step 3: Cross multiply
    1,731.15x = 2,592.36 × 1,114.92
  4. Step 4: Simplify right side
    1,731.15x = 2,890,274.01
  5. Step 5: Solve for x
    x = 2,890,274.01/1,731.15
  6. Step 6: Final answer
    x = 1,669.57

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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.