Home / 4,755.36-7,123.72-2,251.65

Finding the Fourth Proportional to 4,755.36, 7,123.72 and 2,251.65

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Solution

The fourth proportional to 4,755.36, 7,123.72 and 2,251.65 is: 3,373.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.36 : 7,123.72 = 2,251.65 : x
  2. Step 2: Convert to fraction form
    4,755.36/7,123.72 = 2,251.65/x
  3. Step 3: Cross multiply
    4,755.36x = 7,123.72 × 2,251.65
  4. Step 4: Simplify right side
    4,755.36x = 16,040,124.14
  5. Step 5: Solve for x
    x = 16,040,124.14/4,755.36
  6. Step 6: Final answer
    x = 3,373.06

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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.