Home / 4,289.25-5,913.10-3,227.19

Finding the Fourth Proportional to 4,289.25, 5,913.10 and 3,227.19

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Solution

The fourth proportional to 4,289.25, 5,913.10 and 3,227.19 is: 4,448.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,289.25 : 5,913.10 = 3,227.19 : x
  2. Step 2: Convert to fraction form
    4,289.25/5,913.10 = 3,227.19/x
  3. Step 3: Cross multiply
    4,289.25x = 5,913.10 × 3,227.19
  4. Step 4: Simplify right side
    4,289.25x = 19,082,712.31
  5. Step 5: Solve for x
    x = 19,082,712.31/4,289.25
  6. Step 6: Final answer
    x = 4,448.96

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