Home / 8,981.10-13,471.65-2,741.18

Finding the Fourth Proportional to 8,981.10, 13,471.65 and 2,741.18

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Solution

The fourth proportional to 8,981.10, 13,471.65 and 2,741.18 is: 4,111.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,981.10 : 13,471.65 = 2,741.18 : x
  2. Step 2: Convert to fraction form
    8,981.10/13,471.65 = 2,741.18/x
  3. Step 3: Cross multiply
    8,981.10x = 13,471.65 × 2,741.18
  4. Step 4: Simplify right side
    8,981.10x = 36,928,150.19
  5. Step 5: Solve for x
    x = 36,928,150.19/8,981.10
  6. Step 6: Final answer
    x = 4,111.76

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Similar ratio
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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.