Home / 6,392.44-9,585.91-2,231.20

Finding the Fourth Proportional to 6,392.44, 9,585.91 and 2,231.20

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Solution

The fourth proportional to 6,392.44, 9,585.91 and 2,231.20 is: 3,345.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392.44 : 9,585.91 = 2,231.20 : x
  2. Step 2: Convert to fraction form
    6,392.44/9,585.91 = 2,231.20/x
  3. Step 3: Cross multiply
    6,392.44x = 9,585.91 × 2,231.20
  4. Step 4: Simplify right side
    6,392.44x = 21,388,082.39
  5. Step 5: Solve for x
    x = 21,388,082.39/6,392.44
  6. Step 6: Final answer
    x = 3,345.84

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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.