Home / 11,343.62-17,017.66-3,948.32

Finding the Fourth Proportional to 11,343.62, 17,017.66 and 3,948.32

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Solution

The fourth proportional to 11,343.62, 17,017.66 and 3,948.32 is: 5,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,343.62 : 17,017.66 = 3,948.32 : x
  2. Step 2: Convert to fraction form
    11,343.62/17,017.66 = 3,948.32/x
  3. Step 3: Cross multiply
    11,343.62x = 17,017.66 × 3,948.32
  4. Step 4: Simplify right side
    11,343.62x = 67,191,167.33
  5. Step 5: Solve for x
    x = 67,191,167.33/11,343.62
  6. Step 6: Final answer
    x = 5,923.26

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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.