Home / 9,207.78-13,812.48-2,634.18

Finding the Fourth Proportional to 9,207.78, 13,812.48 and 2,634.18

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Solution

The fourth proportional to 9,207.78, 13,812.48 and 2,634.18 is: 3,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.78 : 13,812.48 = 2,634.18 : x
  2. Step 2: Convert to fraction form
    9,207.78/13,812.48 = 2,634.18/x
  3. Step 3: Cross multiply
    9,207.78x = 13,812.48 × 2,634.18
  4. Step 4: Simplify right side
    9,207.78x = 36,384,558.57
  5. Step 5: Solve for x
    x = 36,384,558.57/9,207.78
  6. Step 6: Final answer
    x = 3,951.50

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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.