Home / 12,199.28-16,834.88-6,610.32

Finding the Fourth Proportional to 12,199.28, 16,834.88 and 6,610.32

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Solution

The fourth proportional to 12,199.28, 16,834.88 and 6,610.32 is: 9,122.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,199.28 : 16,834.88 = 6,610.32 : x
  2. Step 2: Convert to fraction form
    12,199.28/16,834.88 = 6,610.32/x
  3. Step 3: Cross multiply
    12,199.28x = 16,834.88 × 6,610.32
  4. Step 4: Simplify right side
    12,199.28x = 111,283,943.96
  5. Step 5: Solve for x
    x = 111,283,943.96/12,199.28
  6. Step 6: Final answer
    x = 9,122.17

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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.