Home / 3,716.88-5,129.96-2,392.24

Finding the Fourth Proportional to 3,716.88, 5,129.96 and 2,392.24

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Solution

The fourth proportional to 3,716.88, 5,129.96 and 2,392.24 is: 3,301.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716.88 : 5,129.96 = 2,392.24 : x
  2. Step 2: Convert to fraction form
    3,716.88/5,129.96 = 2,392.24/x
  3. Step 3: Cross multiply
    3,716.88x = 5,129.96 × 2,392.24
  4. Step 4: Simplify right side
    3,716.88x = 12,272,095.51
  5. Step 5: Solve for x
    x = 12,272,095.51/3,716.88
  6. Step 6: Final answer
    x = 3,301.72

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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.