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Finding the Fourth Proportional to 4,169, 5,753.22 and 2,306.12

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Solution

The fourth proportional to 4,169, 5,753.22 and 2,306.12 is: 3,182.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169 : 5,753.22 = 2,306.12 : x
  2. Step 2: Convert to fraction form
    4,169/5,753.22 = 2,306.12/x
  3. Step 3: Cross multiply
    4,169x = 5,753.22 × 2,306.12
  4. Step 4: Simplify right side
    4,169x = 13,267,615.71
  5. Step 5: Solve for x
    x = 13,267,615.71/4,169
  6. Step 6: Final answer
    x = 3,182.45

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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.