Home / 10,965.60-15,132.54-6,250.14

Finding the Fourth Proportional to 10,965.60, 15,132.54 and 6,250.14

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Solution

The fourth proportional to 10,965.60, 15,132.54 and 6,250.14 is: 8,625.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.60 : 15,132.54 = 6,250.14 : x
  2. Step 2: Convert to fraction form
    10,965.60/15,132.54 = 6,250.14/x
  3. Step 3: Cross multiply
    10,965.60x = 15,132.54 × 6,250.14
  4. Step 4: Simplify right side
    10,965.60x = 94,580,493.56
  5. Step 5: Solve for x
    x = 94,580,493.56/10,965.60
  6. Step 6: Final answer
    x = 8,625.20

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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.