Home / 3,716.32-5,129.04-2,319.52

Finding the Fourth Proportional to 3,716.32, 5,129.04 and 2,319.52

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Solution

The fourth proportional to 3,716.32, 5,129.04 and 2,319.52 is: 3,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.32 : 5,129.04 = 2,319.52 : x
  2. Step 2: Convert to fraction form
    3,716.32/5,129.04 = 2,319.52/x
  3. Step 3: Cross multiply
    3,716.32x = 5,129.04 × 2,319.52
  4. Step 4: Simplify right side
    3,716.32x = 11,896,910.86
  5. Step 5: Solve for x
    x = 11,896,910.86/3,716.32
  6. Step 6: Final answer
    x = 3,201.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.