Home / 11,084.75-15,298.37-6,306.56

Finding the Fourth Proportional to 11,084.75, 15,298.37 and 6,306.56

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Solution

The fourth proportional to 11,084.75, 15,298.37 and 6,306.56 is: 8,703.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,084.75 : 15,298.37 = 6,306.56 : x
  2. Step 2: Convert to fraction form
    11,084.75/15,298.37 = 6,306.56/x
  3. Step 3: Cross multiply
    11,084.75x = 15,298.37 × 6,306.56
  4. Step 4: Simplify right side
    11,084.75x = 96,480,061.30
  5. Step 5: Solve for x
    x = 96,480,061.30/11,084.75
  6. Step 6: Final answer
    x = 8,703.86

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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.