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Finding the Fourth Proportional to 5,887.76, 8,113.13 and 5,472.53

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Solution

The fourth proportional to 5,887.76, 8,113.13 and 5,472.53 is: 7,540.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,887.76 : 8,113.13 = 5,472.53 : x
  2. Step 2: Convert to fraction form
    5,887.76/8,113.13 = 5,472.53/x
  3. Step 3: Cross multiply
    5,887.76x = 8,113.13 × 5,472.53
  4. Step 4: Simplify right side
    5,887.76x = 44,399,330.34
  5. Step 5: Solve for x
    x = 44,399,330.34/5,887.76
  6. Step 6: Final answer
    x = 7,540.96

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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.