Home / 6,189.14-9,284.04-1,806.90

Finding the Fourth Proportional to 6,189.14, 9,284.04 and 1,806.90

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Solution

The fourth proportional to 6,189.14, 9,284.04 and 1,806.90 is: 2,710.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189.14 : 9,284.04 = 1,806.90 : x
  2. Step 2: Convert to fraction form
    6,189.14/9,284.04 = 1,806.90/x
  3. Step 3: Cross multiply
    6,189.14x = 9,284.04 × 1,806.90
  4. Step 4: Simplify right side
    6,189.14x = 16,775,331.88
  5. Step 5: Solve for x
    x = 16,775,331.88/6,189.14
  6. Step 6: Final answer
    x = 2,710.45

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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.