Home / 4,262.25-6,392.61-1,488.90

Finding the Fourth Proportional to 4,262.25, 6,392.61 and 1,488.90

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Solution

The fourth proportional to 4,262.25, 6,392.61 and 1,488.90 is: 2,233.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.25 : 6,392.61 = 1,488.90 : x
  2. Step 2: Convert to fraction form
    4,262.25/6,392.61 = 1,488.90/x
  3. Step 3: Cross multiply
    4,262.25x = 6,392.61 × 1,488.90
  4. Step 4: Simplify right side
    4,262.25x = 9,517,957.03
  5. Step 5: Solve for x
    x = 9,517,957.03/4,262.25
  6. Step 6: Final answer
    x = 2,233.08

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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.