Home / 11,360.28-15,673.54-6,882.60

Finding the Fourth Proportional to 11,360.28, 15,673.54 and 6,882.60

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Solution

The fourth proportional to 11,360.28, 15,673.54 and 6,882.60 is: 9,495.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,360.28 : 15,673.54 = 6,882.60 : x
  2. Step 2: Convert to fraction form
    11,360.28/15,673.54 = 6,882.60/x
  3. Step 3: Cross multiply
    11,360.28x = 15,673.54 × 6,882.60
  4. Step 4: Simplify right side
    11,360.28x = 107,874,706.40
  5. Step 5: Solve for x
    x = 107,874,706.40/11,360.28
  6. Step 6: Final answer
    x = 9,495.78

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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.