Home / 4,755.71-7,133.58-1,292.96

Finding the Fourth Proportional to 4,755.71, 7,133.58 and 1,292.96

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Solution

The fourth proportional to 4,755.71, 7,133.58 and 1,292.96 is: 1,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.71 : 7,133.58 = 1,292.96 : x
  2. Step 2: Convert to fraction form
    4,755.71/7,133.58 = 1,292.96/x
  3. Step 3: Cross multiply
    4,755.71x = 7,133.58 × 1,292.96
  4. Step 4: Simplify right side
    4,755.71x = 9,223,433.60
  5. Step 5: Solve for x
    x = 9,223,433.60/4,755.71
  6. Step 6: Final answer
    x = 1,939.44

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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.