Home / 1,732.78-2,387.77-1,233.96

Finding the Fourth Proportional to 1,732.78, 2,387.77 and 1,233.96

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Solution

The fourth proportional to 1,732.78, 2,387.77 and 1,233.96 is: 1,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.78 : 2,387.77 = 1,233.96 : x
  2. Step 2: Convert to fraction form
    1,732.78/2,387.77 = 1,233.96/x
  3. Step 3: Cross multiply
    1,732.78x = 2,387.77 × 1,233.96
  4. Step 4: Simplify right side
    1,732.78x = 2,946,412.67
  5. Step 5: Solve for x
    x = 2,946,412.67/1,732.78
  6. Step 6: Final answer
    x = 1,700.40

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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.