Home / 7,174.32-10,761.52-3,276

Finding the Fourth Proportional to 7,174.32, 10,761.52 and 3,276

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Solution

The fourth proportional to 7,174.32, 10,761.52 and 3,276 is: 4,914.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.32 : 10,761.52 = 3,276 : x
  2. Step 2: Convert to fraction form
    7,174.32/10,761.52 = 3,276/x
  3. Step 3: Cross multiply
    7,174.32x = 10,761.52 × 3,276
  4. Step 4: Simplify right side
    7,174.32x = 35,254,739.52
  5. Step 5: Solve for x
    x = 35,254,739.52/7,174.32
  6. Step 6: Final answer
    x = 4,914.02

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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.