Home / 2,754.13-4,116.05-2,015.29

Finding the Fourth Proportional to 2,754.13, 4,116.05 and 2,015.29

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Solution

The fourth proportional to 2,754.13, 4,116.05 and 2,015.29 is: 3,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754.13 : 4,116.05 = 2,015.29 : x
  2. Step 2: Convert to fraction form
    2,754.13/4,116.05 = 2,015.29/x
  3. Step 3: Cross multiply
    2,754.13x = 4,116.05 × 2,015.29
  4. Step 4: Simplify right side
    2,754.13x = 8,295,034.40
  5. Step 5: Solve for x
    x = 8,295,034.40/2,754.13
  6. Step 6: Final answer
    x = 3,011.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.