Home / 3,864.92-5,333.62-2,271.14

Finding the Fourth Proportional to 3,864.92, 5,333.62 and 2,271.14

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Solution

The fourth proportional to 3,864.92, 5,333.62 and 2,271.14 is: 3,134.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.92 : 5,333.62 = 2,271.14 : x
  2. Step 2: Convert to fraction form
    3,864.92/5,333.62 = 2,271.14/x
  3. Step 3: Cross multiply
    3,864.92x = 5,333.62 × 2,271.14
  4. Step 4: Simplify right side
    3,864.92x = 12,113,397.73
  5. Step 5: Solve for x
    x = 12,113,397.73/3,864.92
  6. Step 6: Final answer
    x = 3,134.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.