Home / 1,772.91-2,446.68-1,026.86

Finding the Fourth Proportional to 1,772.91, 2,446.68 and 1,026.86

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Solution

The fourth proportional to 1,772.91, 2,446.68 and 1,026.86 is: 1,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.91 : 2,446.68 = 1,026.86 : x
  2. Step 2: Convert to fraction form
    1,772.91/2,446.68 = 1,026.86/x
  3. Step 3: Cross multiply
    1,772.91x = 2,446.68 × 1,026.86
  4. Step 4: Simplify right side
    1,772.91x = 2,512,385.59
  5. Step 5: Solve for x
    x = 2,512,385.59/1,772.91
  6. Step 6: Final answer
    x = 1,417.10

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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.