Home / 6,421.94-9,633.11-2,864.42

Finding the Fourth Proportional to 6,421.94, 9,633.11 and 2,864.42

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Solution

The fourth proportional to 6,421.94, 9,633.11 and 2,864.42 is: 4,296.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421.94 : 9,633.11 = 2,864.42 : x
  2. Step 2: Convert to fraction form
    6,421.94/9,633.11 = 2,864.42/x
  3. Step 3: Cross multiply
    6,421.94x = 9,633.11 × 2,864.42
  4. Step 4: Simplify right side
    6,421.94x = 27,593,210.46
  5. Step 5: Solve for x
    x = 27,593,210.46/6,421.94
  6. Step 6: Final answer
    x = 4,296.71

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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.