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Finding the Fourth Proportional to 5,861.71, 8,089.10 and 3,343.76

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Solution

The fourth proportional to 5,861.71, 8,089.10 and 3,343.76 is: 4,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,861.71 : 8,089.10 = 3,343.76 : x
  2. Step 2: Convert to fraction form
    5,861.71/8,089.10 = 3,343.76/x
  3. Step 3: Cross multiply
    5,861.71x = 8,089.10 × 3,343.76
  4. Step 4: Simplify right side
    5,861.71x = 27,048,009.02
  5. Step 5: Solve for x
    x = 27,048,009.02/5,861.71
  6. Step 6: Final answer
    x = 4,614.35

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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.