Home / 9,515.19-14,272.83-2,589.69

Finding the Fourth Proportional to 9,515.19, 14,272.83 and 2,589.69

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Solution

The fourth proportional to 9,515.19, 14,272.83 and 2,589.69 is: 3,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.19 : 14,272.83 = 2,589.69 : x
  2. Step 2: Convert to fraction form
    9,515.19/14,272.83 = 2,589.69/x
  3. Step 3: Cross multiply
    9,515.19x = 14,272.83 × 2,589.69
  4. Step 4: Simplify right side
    9,515.19x = 36,962,205.12
  5. Step 5: Solve for x
    x = 36,962,205.12/9,515.19
  6. Step 6: Final answer
    x = 3,884.55

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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.