Home / 3,514.10-4,847.99-2,021.18

Finding the Fourth Proportional to 3,514.10, 4,847.99 and 2,021.18

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Solution

The fourth proportional to 3,514.10, 4,847.99 and 2,021.18 is: 2,788.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.10 : 4,847.99 = 2,021.18 : x
  2. Step 2: Convert to fraction form
    3,514.10/4,847.99 = 2,021.18/x
  3. Step 3: Cross multiply
    3,514.10x = 4,847.99 × 2,021.18
  4. Step 4: Simplify right side
    3,514.10x = 9,798,626.08
  5. Step 5: Solve for x
    x = 9,798,626.08/3,514.10
  6. Step 6: Final answer
    x = 2,788.38

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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.