Home / 4,101.35-6,151.95-2,871.18

Finding the Fourth Proportional to 4,101.35, 6,151.95 and 2,871.18

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Solution

The fourth proportional to 4,101.35, 6,151.95 and 2,871.18 is: 4,306.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.35 : 6,151.95 = 2,871.18 : x
  2. Step 2: Convert to fraction form
    4,101.35/6,151.95 = 2,871.18/x
  3. Step 3: Cross multiply
    4,101.35x = 6,151.95 × 2,871.18
  4. Step 4: Simplify right side
    4,101.35x = 17,663,355.80
  5. Step 5: Solve for x
    x = 17,663,355.80/4,101.35
  6. Step 6: Final answer
    x = 4,306.72

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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.