Home / 2,264.76-3,397.40-621.36

Finding the Fourth Proportional to 2,264.76, 3,397.40 and 621.36

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Solution

The fourth proportional to 2,264.76, 3,397.40 and 621.36 is: 932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.76 : 3,397.40 = 621.36 : x
  2. Step 2: Convert to fraction form
    2,264.76/3,397.40 = 621.36/x
  3. Step 3: Cross multiply
    2,264.76x = 3,397.40 × 621.36
  4. Step 4: Simplify right side
    2,264.76x = 2,111,008.46
  5. Step 5: Solve for x
    x = 2,111,008.46/2,264.76
  6. Step 6: Final answer
    x = 932.11

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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.