Home / 4,934.13-6,809.85-2,838.12

Finding the Fourth Proportional to 4,934.13, 6,809.85 and 2,838.12

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Solution

The fourth proportional to 4,934.13, 6,809.85 and 2,838.12 is: 3,917.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.13 : 6,809.85 = 2,838.12 : x
  2. Step 2: Convert to fraction form
    4,934.13/6,809.85 = 2,838.12/x
  3. Step 3: Cross multiply
    4,934.13x = 6,809.85 × 2,838.12
  4. Step 4: Simplify right side
    4,934.13x = 19,327,171.48
  5. Step 5: Solve for x
    x = 19,327,171.48/4,934.13
  6. Step 6: Final answer
    x = 3,917.04

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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.