Home / 6,220.99-9,305.85-5,673.55

Finding the Fourth Proportional to 6,220.99, 9,305.85 and 5,673.55

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Solution

The fourth proportional to 6,220.99, 9,305.85 and 5,673.55 is: 8,486.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.99 : 9,305.85 = 5,673.55 : x
  2. Step 2: Convert to fraction form
    6,220.99/9,305.85 = 5,673.55/x
  3. Step 3: Cross multiply
    6,220.99x = 9,305.85 × 5,673.55
  4. Step 4: Simplify right side
    6,220.99x = 52,797,205.27
  5. Step 5: Solve for x
    x = 52,797,205.27/6,220.99
  6. Step 6: Final answer
    x = 8,486.95

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Half scale
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Double scale
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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.