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Finding the Fourth Proportional to 5,887.65, 8,124.89 and 3,369.71

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Solution

The fourth proportional to 5,887.65, 8,124.89 and 3,369.71 is: 4,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.65 : 8,124.89 = 3,369.71 : x
  2. Step 2: Convert to fraction form
    5,887.65/8,124.89 = 3,369.71/x
  3. Step 3: Cross multiply
    5,887.65x = 8,124.89 × 3,369.71
  4. Step 4: Simplify right side
    5,887.65x = 27,378,526.55
  5. Step 5: Solve for x
    x = 27,378,526.55/5,887.65
  6. Step 6: Final answer
    x = 4,650.16

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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.