Home / 4,230.20-6,344.84-1,110.52

Finding the Fourth Proportional to 4,230.20, 6,344.84 and 1,110.52

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Solution

The fourth proportional to 4,230.20, 6,344.84 and 1,110.52 is: 1,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.20 : 6,344.84 = 1,110.52 : x
  2. Step 2: Convert to fraction form
    4,230.20/6,344.84 = 1,110.52/x
  3. Step 3: Cross multiply
    4,230.20x = 6,344.84 × 1,110.52
  4. Step 4: Simplify right side
    4,230.20x = 7,046,040.49
  5. Step 5: Solve for x
    x = 7,046,040.49/4,230.20
  6. Step 6: Final answer
    x = 1,665.65

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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.