Home / 3,270.36-4,514.09-2,223.03

Finding the Fourth Proportional to 3,270.36, 4,514.09 and 2,223.03

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Solution

The fourth proportional to 3,270.36, 4,514.09 and 2,223.03 is: 3,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.36 : 4,514.09 = 2,223.03 : x
  2. Step 2: Convert to fraction form
    3,270.36/4,514.09 = 2,223.03/x
  3. Step 3: Cross multiply
    3,270.36x = 4,514.09 × 2,223.03
  4. Step 4: Simplify right side
    3,270.36x = 10,034,946.38
  5. Step 5: Solve for x
    x = 10,034,946.38/3,270.36
  6. Step 6: Final answer
    x = 3,068.45

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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.