Home / 5,324.19-7,348.49-3,086.16

Finding the Fourth Proportional to 5,324.19, 7,348.49 and 3,086.16

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Solution

The fourth proportional to 5,324.19, 7,348.49 and 3,086.16 is: 4,259.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324.19 : 7,348.49 = 3,086.16 : x
  2. Step 2: Convert to fraction form
    5,324.19/7,348.49 = 3,086.16/x
  3. Step 3: Cross multiply
    5,324.19x = 7,348.49 × 3,086.16
  4. Step 4: Simplify right side
    5,324.19x = 22,678,615.90
  5. Step 5: Solve for x
    x = 22,678,615.90/5,324.19
  6. Step 6: Final answer
    x = 4,259.54

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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.