Home / 4,348.44-6,522.61-1,387.20

Finding the Fourth Proportional to 4,348.44, 6,522.61 and 1,387.20

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Solution

The fourth proportional to 4,348.44, 6,522.61 and 1,387.20 is: 2,080.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,348.44 : 6,522.61 = 1,387.20 : x
  2. Step 2: Convert to fraction form
    4,348.44/6,522.61 = 1,387.20/x
  3. Step 3: Cross multiply
    4,348.44x = 6,522.61 × 1,387.20
  4. Step 4: Simplify right side
    4,348.44x = 9,048,131.98
  5. Step 5: Solve for x
    x = 9,048,131.98/4,348.44
  6. Step 6: Final answer
    x = 2,080.78

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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.