Home / 11,268.28-15,551.58-6,794.56

Finding the Fourth Proportional to 11,268.28, 15,551.58 and 6,794.56

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Solution

The fourth proportional to 11,268.28, 15,551.58 and 6,794.56 is: 9,377.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.28 : 15,551.58 = 6,794.56 : x
  2. Step 2: Convert to fraction form
    11,268.28/15,551.58 = 6,794.56/x
  3. Step 3: Cross multiply
    11,268.28x = 15,551.58 × 6,794.56
  4. Step 4: Simplify right side
    11,268.28x = 105,666,143.40
  5. Step 5: Solve for x
    x = 105,666,143.40/11,268.28
  6. Step 6: Final answer
    x = 9,377.31

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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.