Home / 4,433.40-6,642.72-3,132.18

Finding the Fourth Proportional to 4,433.40, 6,642.72 and 3,132.18

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Solution

The fourth proportional to 4,433.40, 6,642.72 and 3,132.18 is: 4,693.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,433.40 : 6,642.72 = 3,132.18 : x
  2. Step 2: Convert to fraction form
    4,433.40/6,642.72 = 3,132.18/x
  3. Step 3: Cross multiply
    4,433.40x = 6,642.72 × 3,132.18
  4. Step 4: Simplify right side
    4,433.40x = 20,806,194.73
  5. Step 5: Solve for x
    x = 20,806,194.73/4,433.40
  6. Step 6: Final answer
    x = 4,693.06

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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.