Home / 2,947.88-4,418.26-1,302.56

Finding the Fourth Proportional to 2,947.88, 4,418.26 and 1,302.56

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Solution

The fourth proportional to 2,947.88, 4,418.26 and 1,302.56 is: 1,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947.88 : 4,418.26 = 1,302.56 : x
  2. Step 2: Convert to fraction form
    2,947.88/4,418.26 = 1,302.56/x
  3. Step 3: Cross multiply
    2,947.88x = 4,418.26 × 1,302.56
  4. Step 4: Simplify right side
    2,947.88x = 5,755,048.75
  5. Step 5: Solve for x
    x = 5,755,048.75/2,947.88
  6. Step 6: Final answer
    x = 1,952.27

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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.