Home / 4,719.06-6,505.11-3,144.42

Finding the Fourth Proportional to 4,719.06, 6,505.11 and 3,144.42

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Solution

The fourth proportional to 4,719.06, 6,505.11 and 3,144.42 is: 4,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.06 : 6,505.11 = 3,144.42 : x
  2. Step 2: Convert to fraction form
    4,719.06/6,505.11 = 3,144.42/x
  3. Step 3: Cross multiply
    4,719.06x = 6,505.11 × 3,144.42
  4. Step 4: Simplify right side
    4,719.06x = 20,454,797.99
  5. Step 5: Solve for x
    x = 20,454,797.99/4,719.06
  6. Step 6: Final answer
    x = 4,334.51

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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.