Home / 4,160.17-5,740.79-2,271.38

Finding the Fourth Proportional to 4,160.17, 5,740.79 and 2,271.38

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Solution

The fourth proportional to 4,160.17, 5,740.79 and 2,271.38 is: 3,134.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.17 : 5,740.79 = 2,271.38 : x
  2. Step 2: Convert to fraction form
    4,160.17/5,740.79 = 2,271.38/x
  3. Step 3: Cross multiply
    4,160.17x = 5,740.79 × 2,271.38
  4. Step 4: Simplify right side
    4,160.17x = 13,039,502.94
  5. Step 5: Solve for x
    x = 13,039,502.94/4,160.17
  6. Step 6: Final answer
    x = 3,134.37

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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.