Home / 7,524.58-11,287.60-3,141.22

Finding the Fourth Proportional to 7,524.58, 11,287.60 and 3,141.22

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Solution

The fourth proportional to 7,524.58, 11,287.60 and 3,141.22 is: 4,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.58 : 11,287.60 = 3,141.22 : x
  2. Step 2: Convert to fraction form
    7,524.58/11,287.60 = 3,141.22/x
  3. Step 3: Cross multiply
    7,524.58x = 11,287.60 × 3,141.22
  4. Step 4: Simplify right side
    7,524.58x = 35,456,834.87
  5. Step 5: Solve for x
    x = 35,456,834.87/7,524.58
  6. Step 6: Final answer
    x = 4,712.13

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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.