Home / 3,514.14-5,272.08-1,323

Finding the Fourth Proportional to 3,514.14, 5,272.08 and 1,323

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Solution

The fourth proportional to 3,514.14, 5,272.08 and 1,323 is: 1,984.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.14 : 5,272.08 = 1,323 : x
  2. Step 2: Convert to fraction form
    3,514.14/5,272.08 = 1,323/x
  3. Step 3: Cross multiply
    3,514.14x = 5,272.08 × 1,323
  4. Step 4: Simplify right side
    3,514.14x = 6,974,961.84
  5. Step 5: Solve for x
    x = 6,974,961.84/3,514.14
  6. Step 6: Final answer
    x = 1,984.83

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