Home / 1,549.91-2,320.76-932.77

Finding the Fourth Proportional to 1,549.91, 2,320.76 and 932.77

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Solution

The fourth proportional to 1,549.91, 2,320.76 and 932.77 is: 1,396.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.91 : 2,320.76 = 932.77 : x
  2. Step 2: Convert to fraction form
    1,549.91/2,320.76 = 932.77/x
  3. Step 3: Cross multiply
    1,549.91x = 2,320.76 × 932.77
  4. Step 4: Simplify right side
    1,549.91x = 2,164,735.31
  5. Step 5: Solve for x
    x = 2,164,735.31/1,549.91
  6. Step 6: Final answer
    x = 1,396.68

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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.