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Finding the Fourth Proportional to 8,597.73, 11,865.57 and 5,061.65

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Solution

The fourth proportional to 8,597.73, 11,865.57 and 5,061.65 is: 6,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,597.73 : 11,865.57 = 5,061.65 : x
  2. Step 2: Convert to fraction form
    8,597.73/11,865.57 = 5,061.65/x
  3. Step 3: Cross multiply
    8,597.73x = 11,865.57 × 5,061.65
  4. Step 4: Simplify right side
    8,597.73x = 60,059,303.06
  5. Step 5: Solve for x
    x = 60,059,303.06/8,597.73
  6. Step 6: Final answer
    x = 6,985.48

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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.