Home / 5,549.06-8,321.76-1,850.19

Finding the Fourth Proportional to 5,549.06, 8,321.76 and 1,850.19

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Solution

The fourth proportional to 5,549.06, 8,321.76 and 1,850.19 is: 2,774.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.06 : 8,321.76 = 1,850.19 : x
  2. Step 2: Convert to fraction form
    5,549.06/8,321.76 = 1,850.19/x
  3. Step 3: Cross multiply
    5,549.06x = 8,321.76 × 1,850.19
  4. Step 4: Simplify right side
    5,549.06x = 15,396,837.13
  5. Step 5: Solve for x
    x = 15,396,837.13/5,549.06
  6. Step 6: Final answer
    x = 2,774.68

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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.