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Finding the Fourth Proportional to 4,141, 5,713.98 and 2,461.78

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Solution

The fourth proportional to 4,141, 5,713.98 and 2,461.78 is: 3,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141 : 5,713.98 = 2,461.78 : x
  2. Step 2: Convert to fraction form
    4,141/5,713.98 = 2,461.78/x
  3. Step 3: Cross multiply
    4,141x = 5,713.98 × 2,461.78
  4. Step 4: Simplify right side
    4,141x = 14,066,561.68
  5. Step 5: Solve for x
    x = 14,066,561.68/4,141
  6. Step 6: Final answer
    x = 3,396.90

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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.