Home / 4,717.98-7,076.40-1,255.14

Finding the Fourth Proportional to 4,717.98, 7,076.40 and 1,255.14

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Solution

The fourth proportional to 4,717.98, 7,076.40 and 1,255.14 is: 1,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.98 : 7,076.40 = 1,255.14 : x
  2. Step 2: Convert to fraction form
    4,717.98/7,076.40 = 1,255.14/x
  3. Step 3: Cross multiply
    4,717.98x = 7,076.40 × 1,255.14
  4. Step 4: Simplify right side
    4,717.98x = 8,881,872.70
  5. Step 5: Solve for x
    x = 8,881,872.70/4,717.98
  6. Step 6: Final answer
    x = 1,882.56

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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.