Home / 11,084.40-15,294.38-6,608.57

Finding the Fourth Proportional to 11,084.40, 15,294.38 and 6,608.57

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Solution

The fourth proportional to 11,084.40, 15,294.38 and 6,608.57 is: 9,118.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.40 : 15,294.38 = 6,608.57 : x
  2. Step 2: Convert to fraction form
    11,084.40/15,294.38 = 6,608.57/x
  3. Step 3: Cross multiply
    11,084.40x = 15,294.38 × 6,608.57
  4. Step 4: Simplify right side
    11,084.40x = 101,073,980.84
  5. Step 5: Solve for x
    x = 101,073,980.84/11,084.40
  6. Step 6: Final answer
    x = 9,118.58

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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.