Home / 4,401.80-6,605.28-1,630.43

Finding the Fourth Proportional to 4,401.80, 6,605.28 and 1,630.43

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Solution

The fourth proportional to 4,401.80, 6,605.28 and 1,630.43 is: 2,446.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.80 : 6,605.28 = 1,630.43 : x
  2. Step 2: Convert to fraction form
    4,401.80/6,605.28 = 1,630.43/x
  3. Step 3: Cross multiply
    4,401.80x = 6,605.28 × 1,630.43
  4. Step 4: Simplify right side
    4,401.80x = 10,769,446.67
  5. Step 5: Solve for x
    x = 10,769,446.67/4,401.80
  6. Step 6: Final answer
    x = 2,446.60

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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.