Home / 9,205.11-13,805.85-3,582.80

Finding the Fourth Proportional to 9,205.11, 13,805.85 and 3,582.80

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Solution

The fourth proportional to 9,205.11, 13,805.85 and 3,582.80 is: 5,373.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205.11 : 13,805.85 = 3,582.80 : x
  2. Step 2: Convert to fraction form
    9,205.11/13,805.85 = 3,582.80/x
  3. Step 3: Cross multiply
    9,205.11x = 13,805.85 × 3,582.80
  4. Step 4: Simplify right side
    9,205.11x = 49,463,530.35
  5. Step 5: Solve for x
    x = 49,463,530.35/9,205.11
  6. Step 6: Final answer
    x = 5,373.49

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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.