Home / 4,945.76-7,418.66-2,347.28

Finding the Fourth Proportional to 4,945.76, 7,418.66 and 2,347.28

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Solution

The fourth proportional to 4,945.76, 7,418.66 and 2,347.28 is: 3,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.76 : 7,418.66 = 2,347.28 : x
  2. Step 2: Convert to fraction form
    4,945.76/7,418.66 = 2,347.28/x
  3. Step 3: Cross multiply
    4,945.76x = 7,418.66 × 2,347.28
  4. Step 4: Simplify right side
    4,945.76x = 17,413,672.24
  5. Step 5: Solve for x
    x = 17,413,672.24/4,945.76
  6. Step 6: Final answer
    x = 3,520.93

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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.