Home / 6,719.57-9,272.30-3,734.92

Finding the Fourth Proportional to 6,719.57, 9,272.30 and 3,734.92

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Solution

The fourth proportional to 6,719.57, 9,272.30 and 3,734.92 is: 5,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.57 : 9,272.30 = 3,734.92 : x
  2. Step 2: Convert to fraction form
    6,719.57/9,272.30 = 3,734.92/x
  3. Step 3: Cross multiply
    6,719.57x = 9,272.30 × 3,734.92
  4. Step 4: Simplify right side
    6,719.57x = 34,631,256.86
  5. Step 5: Solve for x
    x = 34,631,256.86/6,719.57
  6. Step 6: Final answer
    x = 5,153.79

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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.