Home / 3,505.20-5,248.08-1,770.18

Finding the Fourth Proportional to 3,505.20, 5,248.08 and 1,770.18

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Solution

The fourth proportional to 3,505.20, 5,248.08 and 1,770.18 is: 2,650.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,505.20 : 5,248.08 = 1,770.18 : x
  2. Step 2: Convert to fraction form
    3,505.20/5,248.08 = 1,770.18/x
  3. Step 3: Cross multiply
    3,505.20x = 5,248.08 × 1,770.18
  4. Step 4: Simplify right side
    3,505.20x = 9,290,046.25
  5. Step 5: Solve for x
    x = 9,290,046.25/3,505.20
  6. Step 6: Final answer
    x = 2,650.36

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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.