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Finding the Fourth Proportional to 8,536.65, 11,773.71 and 5,347.05

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Solution

The fourth proportional to 8,536.65, 11,773.71 and 5,347.05 is: 7,374.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536.65 : 11,773.71 = 5,347.05 : x
  2. Step 2: Convert to fraction form
    8,536.65/11,773.71 = 5,347.05/x
  3. Step 3: Cross multiply
    8,536.65x = 11,773.71 × 5,347.05
  4. Step 4: Simplify right side
    8,536.65x = 62,954,616.06
  5. Step 5: Solve for x
    x = 62,954,616.06/8,536.65
  6. Step 6: Final answer
    x = 7,374.63

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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.