Home / 9,107.76-13,660.56-2,867.52

Finding the Fourth Proportional to 9,107.76, 13,660.56 and 2,867.52

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Solution

The fourth proportional to 9,107.76, 13,660.56 and 2,867.52 is: 4,300.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107.76 : 13,660.56 = 2,867.52 : x
  2. Step 2: Convert to fraction form
    9,107.76/13,660.56 = 2,867.52/x
  3. Step 3: Cross multiply
    9,107.76x = 13,660.56 × 2,867.52
  4. Step 4: Simplify right side
    9,107.76x = 39,171,929.01
  5. Step 5: Solve for x
    x = 39,171,929.01/9,107.76
  6. Step 6: Final answer
    x = 4,300.94

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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.