Home / 7,336.13-10,974.09-6,105.20

Finding the Fourth Proportional to 7,336.13, 10,974.09 and 6,105.20

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Solution

The fourth proportional to 7,336.13, 10,974.09 and 6,105.20 is: 9,132.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.13 : 10,974.09 = 6,105.20 : x
  2. Step 2: Convert to fraction form
    7,336.13/10,974.09 = 6,105.20/x
  3. Step 3: Cross multiply
    7,336.13x = 10,974.09 × 6,105.20
  4. Step 4: Simplify right side
    7,336.13x = 66,999,014.27
  5. Step 5: Solve for x
    x = 66,999,014.27/7,336.13
  6. Step 6: Final answer
    x = 9,132.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.