Home / 7,515.03-11,272.27-2,835.76

Finding the Fourth Proportional to 7,515.03, 11,272.27 and 2,835.76

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Solution

The fourth proportional to 7,515.03, 11,272.27 and 2,835.76 is: 4,253.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.03 : 11,272.27 = 2,835.76 : x
  2. Step 2: Convert to fraction form
    7,515.03/11,272.27 = 2,835.76/x
  3. Step 3: Cross multiply
    7,515.03x = 11,272.27 × 2,835.76
  4. Step 4: Simplify right side
    7,515.03x = 31,965,452.38
  5. Step 5: Solve for x
    x = 31,965,452.38/7,515.03
  6. Step 6: Final answer
    x = 4,253.54

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Double scale
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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.