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Finding the Fourth Proportional to 8,844.56, 13,266.78 and 2,688.56

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Solution

The fourth proportional to 8,844.56, 13,266.78 and 2,688.56 is: 4,032.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,844.56 : 13,266.78 = 2,688.56 : x
  2. Step 2: Convert to fraction form
    8,844.56/13,266.78 = 2,688.56/x
  3. Step 3: Cross multiply
    8,844.56x = 13,266.78 × 2,688.56
  4. Step 4: Simplify right side
    8,844.56x = 35,668,534.04
  5. Step 5: Solve for x
    x = 35,668,534.04/8,844.56
  6. Step 6: Final answer
    x = 4,032.82

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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.