Home / 5,230.83-7,224.21-3,246.12

Finding the Fourth Proportional to 5,230.83, 7,224.21 and 3,246.12

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Solution

The fourth proportional to 5,230.83, 7,224.21 and 3,246.12 is: 4,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230.83 : 7,224.21 = 3,246.12 : x
  2. Step 2: Convert to fraction form
    5,230.83/7,224.21 = 3,246.12/x
  3. Step 3: Cross multiply
    5,230.83x = 7,224.21 × 3,246.12
  4. Step 4: Simplify right side
    5,230.83x = 23,450,652.57
  5. Step 5: Solve for x
    x = 23,450,652.57/5,230.83
  6. Step 6: Final answer
    x = 4,483.16

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.