Home / 6,309.24-9,463.78-2,148.12

Finding the Fourth Proportional to 6,309.24, 9,463.78 and 2,148.12

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Solution

The fourth proportional to 6,309.24, 9,463.78 and 2,148.12 is: 3,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,309.24 : 9,463.78 = 2,148.12 : x
  2. Step 2: Convert to fraction form
    6,309.24/9,463.78 = 2,148.12/x
  3. Step 3: Cross multiply
    6,309.24x = 9,463.78 × 2,148.12
  4. Step 4: Simplify right side
    6,309.24x = 20,329,335.09
  5. Step 5: Solve for x
    x = 20,329,335.09/6,309.24
  6. Step 6: Final answer
    x = 3,222.15

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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.