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Finding the Fourth Proportional to 5,063.31, 6,987.13 and 3,736.53

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Solution

The fourth proportional to 5,063.31, 6,987.13 and 3,736.53 is: 5,156.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.31 : 6,987.13 = 3,736.53 : x
  2. Step 2: Convert to fraction form
    5,063.31/6,987.13 = 3,736.53/x
  3. Step 3: Cross multiply
    5,063.31x = 6,987.13 × 3,736.53
  4. Step 4: Simplify right side
    5,063.31x = 26,107,620.86
  5. Step 5: Solve for x
    x = 26,107,620.86/5,063.31
  6. Step 6: Final answer
    x = 5,156.24

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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.