Home / 4,755.46-7,133.19-1,292.71

Finding the Fourth Proportional to 4,755.46, 7,133.19 and 1,292.71

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Solution

The fourth proportional to 4,755.46, 7,133.19 and 1,292.71 is: 1,939.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.46 : 7,133.19 = 1,292.71 : x
  2. Step 2: Convert to fraction form
    4,755.46/7,133.19 = 1,292.71/x
  3. Step 3: Cross multiply
    4,755.46x = 7,133.19 × 1,292.71
  4. Step 4: Simplify right side
    4,755.46x = 9,221,110.38
  5. Step 5: Solve for x
    x = 9,221,110.38/4,755.46
  6. Step 6: Final answer
    x = 1,939.06

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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.