Home / 9,312.20-13,966.34-2,736.60

Finding the Fourth Proportional to 9,312.20, 13,966.34 and 2,736.60

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Solution

The fourth proportional to 9,312.20, 13,966.34 and 2,736.60 is: 4,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.20 : 13,966.34 = 2,736.60 : x
  2. Step 2: Convert to fraction form
    9,312.20/13,966.34 = 2,736.60/x
  3. Step 3: Cross multiply
    9,312.20x = 13,966.34 × 2,736.60
  4. Step 4: Simplify right side
    9,312.20x = 38,220,286.04
  5. Step 5: Solve for x
    x = 38,220,286.04/9,312.20
  6. Step 6: Final answer
    x = 4,104.32

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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.