Home / 9,176.21-13,765.32-2,934.75

Finding the Fourth Proportional to 9,176.21, 13,765.32 and 2,934.75

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Solution

The fourth proportional to 9,176.21, 13,765.32 and 2,934.75 is: 4,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176.21 : 13,765.32 = 2,934.75 : x
  2. Step 2: Convert to fraction form
    9,176.21/13,765.32 = 2,934.75/x
  3. Step 3: Cross multiply
    9,176.21x = 13,765.32 × 2,934.75
  4. Step 4: Simplify right side
    9,176.21x = 40,397,765.53
  5. Step 5: Solve for x
    x = 40,397,765.53/9,176.21
  6. Step 6: Final answer
    x = 4,402.45

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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.