Home / 4,344.32-6,515.68-1,422.24

Finding the Fourth Proportional to 4,344.32, 6,515.68 and 1,422.24

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Solution

The fourth proportional to 4,344.32, 6,515.68 and 1,422.24 is: 2,133.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.32 : 6,515.68 = 1,422.24 : x
  2. Step 2: Convert to fraction form
    4,344.32/6,515.68 = 1,422.24/x
  3. Step 3: Cross multiply
    4,344.32x = 6,515.68 × 1,422.24
  4. Step 4: Simplify right side
    4,344.32x = 9,266,860.72
  5. Step 5: Solve for x
    x = 9,266,860.72/4,344.32
  6. Step 6: Final answer
    x = 2,133.10

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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.