Home / 10,031.75-13,850.51-6,256.43

Finding the Fourth Proportional to 10,031.75, 13,850.51 and 6,256.43

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Solution

The fourth proportional to 10,031.75, 13,850.51 and 6,256.43 is: 8,638.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031.75 : 13,850.51 = 6,256.43 : x
  2. Step 2: Convert to fraction form
    10,031.75/13,850.51 = 6,256.43/x
  3. Step 3: Cross multiply
    10,031.75x = 13,850.51 × 6,256.43
  4. Step 4: Simplify right side
    10,031.75x = 86,654,645.74
  5. Step 5: Solve for x
    x = 86,654,645.74/10,031.75
  6. Step 6: Final answer
    x = 8,638.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.