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Finding the Fourth Proportional to 5,795.96, 8,689.68 and 3,718.31

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Solution

The fourth proportional to 5,795.96, 8,689.68 and 3,718.31 is: 5,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,795.96 : 8,689.68 = 3,718.31 : x
  2. Step 2: Convert to fraction form
    5,795.96/8,689.68 = 3,718.31/x
  3. Step 3: Cross multiply
    5,795.96x = 8,689.68 × 3,718.31
  4. Step 4: Simplify right side
    5,795.96x = 32,310,880.59
  5. Step 5: Solve for x
    x = 32,310,880.59/5,795.96
  6. Step 6: Final answer
    x = 5,574.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.