Home / 6,216.39-8,579.07-3,564.18

Finding the Fourth Proportional to 6,216.39, 8,579.07 and 3,564.18

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Solution

The fourth proportional to 6,216.39, 8,579.07 and 3,564.18 is: 4,918.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216.39 : 8,579.07 = 3,564.18 : x
  2. Step 2: Convert to fraction form
    6,216.39/8,579.07 = 3,564.18/x
  3. Step 3: Cross multiply
    6,216.39x = 8,579.07 × 3,564.18
  4. Step 4: Simplify right side
    6,216.39x = 30,577,349.71
  5. Step 5: Solve for x
    x = 30,577,349.71/6,216.39
  6. Step 6: Final answer
    x = 4,918.83

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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.