Home / 3,414.75-4,710.69-2,086.14

Finding the Fourth Proportional to 3,414.75, 4,710.69 and 2,086.14

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Solution

The fourth proportional to 3,414.75, 4,710.69 and 2,086.14 is: 2,877.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.75 : 4,710.69 = 2,086.14 : x
  2. Step 2: Convert to fraction form
    3,414.75/4,710.69 = 2,086.14/x
  3. Step 3: Cross multiply
    3,414.75x = 4,710.69 × 2,086.14
  4. Step 4: Simplify right side
    3,414.75x = 9,827,158.84
  5. Step 5: Solve for x
    x = 9,827,158.84/3,414.75
  6. Step 6: Final answer
    x = 2,877.86

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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.