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Finding the Fourth Proportional to 5,250.87, 7,881.44 and 4,093.47

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Solution

The fourth proportional to 5,250.87, 7,881.44 and 4,093.47 is: 6,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.87 : 7,881.44 = 4,093.47 : x
  2. Step 2: Convert to fraction form
    5,250.87/7,881.44 = 4,093.47/x
  3. Step 3: Cross multiply
    5,250.87x = 7,881.44 × 4,093.47
  4. Step 4: Simplify right side
    5,250.87x = 32,262,417.73
  5. Step 5: Solve for x
    x = 32,262,417.73/5,250.87
  6. Step 6: Final answer
    x = 6,144.20

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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.