Home / 10,101.68-15,073.60-7,997.84

Finding the Fourth Proportional to 10,101.68, 15,073.60 and 7,997.84

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Solution

The fourth proportional to 10,101.68, 15,073.60 and 7,997.84 is: 11,934.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.68 : 15,073.60 = 7,997.84 : x
  2. Step 2: Convert to fraction form
    10,101.68/15,073.60 = 7,997.84/x
  3. Step 3: Cross multiply
    10,101.68x = 15,073.60 × 7,997.84
  4. Step 4: Simplify right side
    10,101.68x = 120,556,241.02
  5. Step 5: Solve for x
    x = 120,556,241.02/10,101.68
  6. Step 6: Final answer
    x = 11,934.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.