Home / 7,517.24-11,272.73-2,836.45

Finding the Fourth Proportional to 7,517.24, 11,272.73 and 2,836.45

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Solution

The fourth proportional to 7,517.24, 11,272.73 and 2,836.45 is: 4,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.24 : 11,272.73 = 2,836.45 : x
  2. Step 2: Convert to fraction form
    7,517.24/11,272.73 = 2,836.45/x
  3. Step 3: Cross multiply
    7,517.24x = 11,272.73 × 2,836.45
  4. Step 4: Simplify right side
    7,517.24x = 31,974,478.64
  5. Step 5: Solve for x
    x = 31,974,478.64/7,517.24
  6. Step 6: Final answer
    x = 4,253.49

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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.