Home / 9,178.46-13,760.94-2,934.89

Finding the Fourth Proportional to 9,178.46, 13,760.94 and 2,934.89

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Solution

The fourth proportional to 9,178.46, 13,760.94 and 2,934.89 is: 4,400.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178.46 : 13,760.94 = 2,934.89 : x
  2. Step 2: Convert to fraction form
    9,178.46/13,760.94 = 2,934.89/x
  3. Step 3: Cross multiply
    9,178.46x = 13,760.94 × 2,934.89
  4. Step 4: Simplify right side
    9,178.46x = 40,386,845.20
  5. Step 5: Solve for x
    x = 40,386,845.20/9,178.46
  6. Step 6: Final answer
    x = 4,400.18

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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.