Home / 3,391.14-4,680.21-2,064.77

Finding the Fourth Proportional to 3,391.14, 4,680.21 and 2,064.77

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Solution

The fourth proportional to 3,391.14, 4,680.21 and 2,064.77 is: 2,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.14 : 4,680.21 = 2,064.77 : x
  2. Step 2: Convert to fraction form
    3,391.14/4,680.21 = 2,064.77/x
  3. Step 3: Cross multiply
    3,391.14x = 4,680.21 × 2,064.77
  4. Step 4: Simplify right side
    3,391.14x = 9,663,523.48
  5. Step 5: Solve for x
    x = 9,663,523.48/3,391.14
  6. Step 6: Final answer
    x = 2,849.64

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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.