Home / 3,474.06-5,211.35-1,102.68

Finding the Fourth Proportional to 3,474.06, 5,211.35 and 1,102.68

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Solution

The fourth proportional to 3,474.06, 5,211.35 and 1,102.68 is: 1,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.06 : 5,211.35 = 1,102.68 : x
  2. Step 2: Convert to fraction form
    3,474.06/5,211.35 = 1,102.68/x
  3. Step 3: Cross multiply
    3,474.06x = 5,211.35 × 1,102.68
  4. Step 4: Simplify right side
    3,474.06x = 5,746,445.90
  5. Step 5: Solve for x
    x = 5,746,445.90/3,474.06
  6. Step 6: Final answer
    x = 1,654.10

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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.