Home / 3,446.96-5,170.68-1,140.08

Finding the Fourth Proportional to 3,446.96, 5,170.68 and 1,140.08

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Solution

The fourth proportional to 3,446.96, 5,170.68 and 1,140.08 is: 1,710.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.96 : 5,170.68 = 1,140.08 : x
  2. Step 2: Convert to fraction form
    3,446.96/5,170.68 = 1,140.08/x
  3. Step 3: Cross multiply
    3,446.96x = 5,170.68 × 1,140.08
  4. Step 4: Simplify right side
    3,446.96x = 5,894,988.85
  5. Step 5: Solve for x
    x = 5,894,988.85/3,446.96
  6. Step 6: Final answer
    x = 1,710.20

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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.