Home / 1,772.16-2,440.62-1,733.90

Finding the Fourth Proportional to 1,772.16, 2,440.62 and 1,733.90

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Solution

The fourth proportional to 1,772.16, 2,440.62 and 1,733.90 is: 2,387.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772.16 : 2,440.62 = 1,733.90 : x
  2. Step 2: Convert to fraction form
    1,772.16/2,440.62 = 1,733.90/x
  3. Step 3: Cross multiply
    1,772.16x = 2,440.62 × 1,733.90
  4. Step 4: Simplify right side
    1,772.16x = 4,231,791.02
  5. Step 5: Solve for x
    x = 4,231,791.02/1,772.16
  6. Step 6: Final answer
    x = 2,387.93

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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.