Home / 6,216.12-8,568.62-5,517.24

Finding the Fourth Proportional to 6,216.12, 8,568.62 and 5,517.24

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Solution

The fourth proportional to 6,216.12, 8,568.62 and 5,517.24 is: 7,605.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216.12 : 8,568.62 = 5,517.24 : x
  2. Step 2: Convert to fraction form
    6,216.12/8,568.62 = 5,517.24/x
  3. Step 3: Cross multiply
    6,216.12x = 8,568.62 × 5,517.24
  4. Step 4: Simplify right side
    6,216.12x = 47,275,133.01
  5. Step 5: Solve for x
    x = 47,275,133.01/6,216.12
  6. Step 6: Final answer
    x = 7,605.25

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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.