Home / 9,079.67-13,620.28-2,505.85

Finding the Fourth Proportional to 9,079.67, 13,620.28 and 2,505.85

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Solution

The fourth proportional to 9,079.67, 13,620.28 and 2,505.85 is: 3,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.67 : 13,620.28 = 2,505.85 : x
  2. Step 2: Convert to fraction form
    9,079.67/13,620.28 = 2,505.85/x
  3. Step 3: Cross multiply
    9,079.67x = 13,620.28 × 2,505.85
  4. Step 4: Simplify right side
    9,079.67x = 34,130,414.08
  5. Step 5: Solve for x
    x = 34,130,414.08/9,079.67
  6. Step 6: Final answer
    x = 3,758.99

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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.