Home / 7,540.01-11,310.38-2,859.65

Finding the Fourth Proportional to 7,540.01, 11,310.38 and 2,859.65

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Solution

The fourth proportional to 7,540.01, 11,310.38 and 2,859.65 is: 4,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.01 : 11,310.38 = 2,859.65 : x
  2. Step 2: Convert to fraction form
    7,540.01/11,310.38 = 2,859.65/x
  3. Step 3: Cross multiply
    7,540.01x = 11,310.38 × 2,859.65
  4. Step 4: Simplify right side
    7,540.01x = 32,343,728.17
  5. Step 5: Solve for x
    x = 32,343,728.17/7,540.01
  6. Step 6: Final answer
    x = 4,289.61

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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.