Home / 11,387.11-17,078.72-3,065.27

Finding the Fourth Proportional to 11,387.11, 17,078.72 and 3,065.27

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Solution

The fourth proportional to 11,387.11, 17,078.72 and 3,065.27 is: 4,597.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,387.11 : 17,078.72 = 3,065.27 : x
  2. Step 2: Convert to fraction form
    11,387.11/17,078.72 = 3,065.27/x
  3. Step 3: Cross multiply
    11,387.11x = 17,078.72 × 3,065.27
  4. Step 4: Simplify right side
    11,387.11x = 52,350,888.05
  5. Step 5: Solve for x
    x = 52,350,888.05/11,387.11
  6. Step 6: Final answer
    x = 4,597.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.