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Finding the Fourth Proportional to 4,449.88, 6,675.18 and 1,528.18

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Solution

The fourth proportional to 4,449.88, 6,675.18 and 1,528.18 is: 2,292.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.88 : 6,675.18 = 1,528.18 : x
  2. Step 2: Convert to fraction form
    4,449.88/6,675.18 = 1,528.18/x
  3. Step 3: Cross multiply
    4,449.88x = 6,675.18 × 1,528.18
  4. Step 4: Simplify right side
    4,449.88x = 10,200,876.57
  5. Step 5: Solve for x
    x = 10,200,876.57/4,449.88
  6. Step 6: Final answer
    x = 2,292.39

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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.