Home / 4,170.11-6,256.08-1,947.29

Finding the Fourth Proportional to 4,170.11, 6,256.08 and 1,947.29

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Solution

The fourth proportional to 4,170.11, 6,256.08 and 1,947.29 is: 2,921.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.11 : 6,256.08 = 1,947.29 : x
  2. Step 2: Convert to fraction form
    4,170.11/6,256.08 = 1,947.29/x
  3. Step 3: Cross multiply
    4,170.11x = 6,256.08 × 1,947.29
  4. Step 4: Simplify right side
    4,170.11x = 12,182,370.74
  5. Step 5: Solve for x
    x = 12,182,370.74/4,170.11
  6. Step 6: Final answer
    x = 2,921.36

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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.