Home / 4,254.29-6,385.30-2,175.73

Finding the Fourth Proportional to 4,254.29, 6,385.30 and 2,175.73

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Solution

The fourth proportional to 4,254.29, 6,385.30 and 2,175.73 is: 3,265.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.29 : 6,385.30 = 2,175.73 : x
  2. Step 2: Convert to fraction form
    4,254.29/6,385.30 = 2,175.73/x
  3. Step 3: Cross multiply
    4,254.29x = 6,385.30 × 2,175.73
  4. Step 4: Simplify right side
    4,254.29x = 13,892,667.37
  5. Step 5: Solve for x
    x = 13,892,667.37/4,254.29
  6. Step 6: Final answer
    x = 3,265.57

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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.