Home / 5,251.41-7,887.96-5,076.45

Finding the Fourth Proportional to 5,251.41, 7,887.96 and 5,076.45

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Solution

The fourth proportional to 5,251.41, 7,887.96 and 5,076.45 is: 7,625.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251.41 : 7,887.96 = 5,076.45 : x
  2. Step 2: Convert to fraction form
    5,251.41/7,887.96 = 5,076.45/x
  3. Step 3: Cross multiply
    5,251.41x = 7,887.96 × 5,076.45
  4. Step 4: Simplify right side
    5,251.41x = 40,042,834.54
  5. Step 5: Solve for x
    x = 40,042,834.54/5,251.41
  6. Step 6: Final answer
    x = 7,625.16

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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.