Home / 8,452.08-11,661.33-7,331.25

Finding the Fourth Proportional to 8,452.08, 11,661.33 and 7,331.25

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Solution

The fourth proportional to 8,452.08, 11,661.33 and 7,331.25 is: 10,114.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.08 : 11,661.33 = 7,331.25 : x
  2. Step 2: Convert to fraction form
    8,452.08/11,661.33 = 7,331.25/x
  3. Step 3: Cross multiply
    8,452.08x = 11,661.33 × 7,331.25
  4. Step 4: Simplify right side
    8,452.08x = 85,492,125.56
  5. Step 5: Solve for x
    x = 85,492,125.56/8,452.08
  6. Step 6: Final answer
    x = 10,114.92

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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.