Home / 6,421.97-9,632.92-2,261.48

Finding the Fourth Proportional to 6,421.97, 9,632.92 and 2,261.48

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Solution

The fourth proportional to 6,421.97, 9,632.92 and 2,261.48 is: 3,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421.97 : 9,632.92 = 2,261.48 : x
  2. Step 2: Convert to fraction form
    6,421.97/9,632.92 = 2,261.48/x
  3. Step 3: Cross multiply
    6,421.97x = 9,632.92 × 2,261.48
  4. Step 4: Simplify right side
    6,421.97x = 21,784,655.92
  5. Step 5: Solve for x
    x = 21,784,655.92/6,421.97
  6. Step 6: Final answer
    x = 3,392.21

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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.