Home / 8,266.09-11,410.74-5,079.88

Finding the Fourth Proportional to 8,266.09, 11,410.74 and 5,079.88

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Solution

The fourth proportional to 8,266.09, 11,410.74 and 5,079.88 is: 7,012.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.09 : 11,410.74 = 5,079.88 : x
  2. Step 2: Convert to fraction form
    8,266.09/11,410.74 = 5,079.88/x
  3. Step 3: Cross multiply
    8,266.09x = 11,410.74 × 5,079.88
  4. Step 4: Simplify right side
    8,266.09x = 57,965,189.91
  5. Step 5: Solve for x
    x = 57,965,189.91/8,266.09
  6. Step 6: Final answer
    x = 7,012.41

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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.