Home / 4,257.34-6,383.98-1,791.70

Finding the Fourth Proportional to 4,257.34, 6,383.98 and 1,791.70

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Solution

The fourth proportional to 4,257.34, 6,383.98 and 1,791.70 is: 2,686.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,257.34 : 6,383.98 = 1,791.70 : x
  2. Step 2: Convert to fraction form
    4,257.34/6,383.98 = 1,791.70/x
  3. Step 3: Cross multiply
    4,257.34x = 6,383.98 × 1,791.70
  4. Step 4: Simplify right side
    4,257.34x = 11,438,176.97
  5. Step 5: Solve for x
    x = 11,438,176.97/4,257.34
  6. Step 6: Final answer
    x = 2,686.70

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1.5x scale

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.