Home / 2,232.22-3,348.31-916.59

Finding the Fourth Proportional to 2,232.22, 3,348.31 and 916.59

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Solution

The fourth proportional to 2,232.22, 3,348.31 and 916.59 is: 1,374.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.22 : 3,348.31 = 916.59 : x
  2. Step 2: Convert to fraction form
    2,232.22/3,348.31 = 916.59/x
  3. Step 3: Cross multiply
    2,232.22x = 3,348.31 × 916.59
  4. Step 4: Simplify right side
    2,232.22x = 3,069,027.46
  5. Step 5: Solve for x
    x = 3,069,027.46/2,232.22
  6. Step 6: Final answer
    x = 1,374.88

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1.5x scale

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.