Home / 9,515.15-14,272.74-2,589.65

Finding the Fourth Proportional to 9,515.15, 14,272.74 and 2,589.65

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Solution

The fourth proportional to 9,515.15, 14,272.74 and 2,589.65 is: 3,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.15 : 14,272.74 = 2,589.65 : x
  2. Step 2: Convert to fraction form
    9,515.15/14,272.74 = 2,589.65/x
  3. Step 3: Cross multiply
    9,515.15x = 14,272.74 × 2,589.65
  4. Step 4: Simplify right side
    9,515.15x = 36,961,401.14
  5. Step 5: Solve for x
    x = 36,961,401.14/9,515.15
  6. Step 6: Final answer
    x = 3,884.48

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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.