Home / 8,277.29-11,414.84-5,287.94

Finding the Fourth Proportional to 8,277.29, 11,414.84 and 5,287.94

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Solution

The fourth proportional to 8,277.29, 11,414.84 and 5,287.94 is: 7,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.29 : 11,414.84 = 5,287.94 : x
  2. Step 2: Convert to fraction form
    8,277.29/11,414.84 = 5,287.94/x
  3. Step 3: Cross multiply
    8,277.29x = 11,414.84 × 5,287.94
  4. Step 4: Simplify right side
    8,277.29x = 60,360,989.03
  5. Step 5: Solve for x
    x = 60,360,989.03/8,277.29
  6. Step 6: Final answer
    x = 7,292.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.