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Finding the Fourth Proportional to 4,843.84, 6,679.16 and 3,349.16

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Solution

The fourth proportional to 4,843.84, 6,679.16 and 3,349.16 is: 4,618.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.84 : 6,679.16 = 3,349.16 : x
  2. Step 2: Convert to fraction form
    4,843.84/6,679.16 = 3,349.16/x
  3. Step 3: Cross multiply
    4,843.84x = 6,679.16 × 3,349.16
  4. Step 4: Simplify right side
    4,843.84x = 22,369,575.51
  5. Step 5: Solve for x
    x = 22,369,575.51/4,843.84
  6. Step 6: Final answer
    x = 4,618.15

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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.