Home / 6,551.96-9,040.92-3,719.66

Finding the Fourth Proportional to 6,551.96, 9,040.92 and 3,719.66

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Solution

The fourth proportional to 6,551.96, 9,040.92 and 3,719.66 is: 5,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.96 : 9,040.92 = 3,719.66 : x
  2. Step 2: Convert to fraction form
    6,551.96/9,040.92 = 3,719.66/x
  3. Step 3: Cross multiply
    6,551.96x = 9,040.92 × 3,719.66
  4. Step 4: Simplify right side
    6,551.96x = 33,629,148.49
  5. Step 5: Solve for x
    x = 33,629,148.49/6,551.96
  6. Step 6: Final answer
    x = 5,132.69

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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.