Home / 11,899.26-16,428.68-7,652.22

Finding the Fourth Proportional to 11,899.26, 16,428.68 and 7,652.22

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Solution

The fourth proportional to 11,899.26, 16,428.68 and 7,652.22 is: 10,565.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,899.26 : 16,428.68 = 7,652.22 : x
  2. Step 2: Convert to fraction form
    11,899.26/16,428.68 = 7,652.22/x
  3. Step 3: Cross multiply
    11,899.26x = 16,428.68 × 7,652.22
  4. Step 4: Simplify right side
    11,899.26x = 125,715,873.67
  5. Step 5: Solve for x
    x = 125,715,873.67/11,899.26
  6. Step 6: Final answer
    x = 10,565.02

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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.