Home / 6,185.94-9,278.91-1,803.30

Finding the Fourth Proportional to 6,185.94, 9,278.91 and 1,803.30

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Solution

The fourth proportional to 6,185.94, 9,278.91 and 1,803.30 is: 2,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185.94 : 9,278.91 = 1,803.30 : x
  2. Step 2: Convert to fraction form
    6,185.94/9,278.91 = 1,803.30/x
  3. Step 3: Cross multiply
    6,185.94x = 9,278.91 × 1,803.30
  4. Step 4: Simplify right side
    6,185.94x = 16,732,658.40
  5. Step 5: Solve for x
    x = 16,732,658.40/6,185.94
  6. Step 6: Final answer
    x = 2,704.95

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Half scale
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Double scale
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Similar ratio
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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.