Home / 4,344.92-6,518.28-1,422.99

Finding the Fourth Proportional to 4,344.92, 6,518.28 and 1,422.99

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Solution

The fourth proportional to 4,344.92, 6,518.28 and 1,422.99 is: 2,134.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.92 : 6,518.28 = 1,422.99 : x
  2. Step 2: Convert to fraction form
    4,344.92/6,518.28 = 1,422.99/x
  3. Step 3: Cross multiply
    4,344.92x = 6,518.28 × 1,422.99
  4. Step 4: Simplify right side
    4,344.92x = 9,275,447.26
  5. Step 5: Solve for x
    x = 9,275,447.26/4,344.92
  6. Step 6: Final answer
    x = 2,134.78

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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.