Home / 4,867.20-7,301.52-1,945.44

Finding the Fourth Proportional to 4,867.20, 7,301.52 and 1,945.44

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Solution

The fourth proportional to 4,867.20, 7,301.52 and 1,945.44 is: 2,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.20 : 7,301.52 = 1,945.44 : x
  2. Step 2: Convert to fraction form
    4,867.20/7,301.52 = 1,945.44/x
  3. Step 3: Cross multiply
    4,867.20x = 7,301.52 × 1,945.44
  4. Step 4: Simplify right side
    4,867.20x = 14,204,669.07
  5. Step 5: Solve for x
    x = 14,204,669.07/4,867.20
  6. Step 6: Final answer
    x = 2,918.45

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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.