Home / 6,805.27-9,390.13-4,282.98

Finding the Fourth Proportional to 6,805.27, 9,390.13 and 4,282.98

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Solution

The fourth proportional to 6,805.27, 9,390.13 and 4,282.98 is: 5,909.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.27 : 9,390.13 = 4,282.98 : x
  2. Step 2: Convert to fraction form
    6,805.27/9,390.13 = 4,282.98/x
  3. Step 3: Cross multiply
    6,805.27x = 9,390.13 × 4,282.98
  4. Step 4: Simplify right side
    6,805.27x = 40,217,738.99
  5. Step 5: Solve for x
    x = 40,217,738.99/6,805.27
  6. Step 6: Final answer
    x = 5,909.79

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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.