Home / 6,719.44-9,275.52-3,926.56

Finding the Fourth Proportional to 6,719.44, 9,275.52 and 3,926.56

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Solution

The fourth proportional to 6,719.44, 9,275.52 and 3,926.56 is: 5,420.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.44 : 9,275.52 = 3,926.56 : x
  2. Step 2: Convert to fraction form
    6,719.44/9,275.52 = 3,926.56/x
  3. Step 3: Cross multiply
    6,719.44x = 9,275.52 × 3,926.56
  4. Step 4: Simplify right side
    6,719.44x = 36,420,885.81
  5. Step 5: Solve for x
    x = 36,420,885.81/6,719.44
  6. Step 6: Final answer
    x = 5,420.23

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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.