Home / 5,427.11-7,489.06-3,036.68

Finding the Fourth Proportional to 5,427.11, 7,489.06 and 3,036.68

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Solution

The fourth proportional to 5,427.11, 7,489.06 and 3,036.68 is: 4,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.11 : 7,489.06 = 3,036.68 : x
  2. Step 2: Convert to fraction form
    5,427.11/7,489.06 = 3,036.68/x
  3. Step 3: Cross multiply
    5,427.11x = 7,489.06 × 3,036.68
  4. Step 4: Simplify right side
    5,427.11x = 22,741,878.72
  5. Step 5: Solve for x
    x = 22,741,878.72/5,427.11
  6. Step 6: Final answer
    x = 4,190.42

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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.