Home / 2,258.04-3,387.11-614.63

Finding the Fourth Proportional to 2,258.04, 3,387.11 and 614.63

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Solution

The fourth proportional to 2,258.04, 3,387.11 and 614.63 is: 921.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.04 : 3,387.11 = 614.63 : x
  2. Step 2: Convert to fraction form
    2,258.04/3,387.11 = 614.63/x
  3. Step 3: Cross multiply
    2,258.04x = 3,387.11 × 614.63
  4. Step 4: Simplify right side
    2,258.04x = 2,081,824.81
  5. Step 5: Solve for x
    x = 2,081,824.81/2,258.04
  6. Step 6: Final answer
    x = 921.96

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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.