Home / 7,115.24-10,670.70-3,652.04

Finding the Fourth Proportional to 7,115.24, 10,670.70 and 3,652.04

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Solution

The fourth proportional to 7,115.24, 10,670.70 and 3,652.04 is: 5,476.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115.24 : 10,670.70 = 3,652.04 : x
  2. Step 2: Convert to fraction form
    7,115.24/10,670.70 = 3,652.04/x
  3. Step 3: Cross multiply
    7,115.24x = 10,670.70 × 3,652.04
  4. Step 4: Simplify right side
    7,115.24x = 38,969,823.23
  5. Step 5: Solve for x
    x = 38,969,823.23/7,115.24
  6. Step 6: Final answer
    x = 5,476.95

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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.