Home / 10,600.96-15,900.12-6,161.08

Finding the Fourth Proportional to 10,600.96, 15,900.12 and 6,161.08

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Solution

The fourth proportional to 10,600.96, 15,900.12 and 6,161.08 is: 9,240.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,600.96 : 15,900.12 = 6,161.08 : x
  2. Step 2: Convert to fraction form
    10,600.96/15,900.12 = 6,161.08/x
  3. Step 3: Cross multiply
    10,600.96x = 15,900.12 × 6,161.08
  4. Step 4: Simplify right side
    10,600.96x = 97,961,911.33
  5. Step 5: Solve for x
    x = 97,961,911.33/10,600.96
  6. Step 6: Final answer
    x = 9,240.85

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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.