Home / 9,170.43-13,756.41-2,931.33

Finding the Fourth Proportional to 9,170.43, 13,756.41 and 2,931.33

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Solution

The fourth proportional to 9,170.43, 13,756.41 and 2,931.33 is: 4,397.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.43 : 13,756.41 = 2,931.33 : x
  2. Step 2: Convert to fraction form
    9,170.43/13,756.41 = 2,931.33/x
  3. Step 3: Cross multiply
    9,170.43x = 13,756.41 × 2,931.33
  4. Step 4: Simplify right side
    9,170.43x = 40,324,577.33
  5. Step 5: Solve for x
    x = 40,324,577.33/9,170.43
  6. Step 6: Final answer
    x = 4,397.24

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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.