Home / 6,579.19-9,079.01-3,892.15

Finding the Fourth Proportional to 6,579.19, 9,079.01 and 3,892.15

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Solution

The fourth proportional to 6,579.19, 9,079.01 and 3,892.15 is: 5,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.19 : 9,079.01 = 3,892.15 : x
  2. Step 2: Convert to fraction form
    6,579.19/9,079.01 = 3,892.15/x
  3. Step 3: Cross multiply
    6,579.19x = 9,079.01 × 3,892.15
  4. Step 4: Simplify right side
    6,579.19x = 35,336,855.80
  5. Step 5: Solve for x
    x = 35,336,855.80/6,579.19
  6. Step 6: Final answer
    x = 5,371.01

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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.