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Finding the Fourth Proportional to 4,935.06, 6,808.17 and 2,838.06

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Solution

The fourth proportional to 4,935.06, 6,808.17 and 2,838.06 is: 3,915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.06 : 6,808.17 = 2,838.06 : x
  2. Step 2: Convert to fraction form
    4,935.06/6,808.17 = 2,838.06/x
  3. Step 3: Cross multiply
    4,935.06x = 6,808.17 × 2,838.06
  4. Step 4: Simplify right side
    4,935.06x = 19,321,994.95
  5. Step 5: Solve for x
    x = 19,321,994.95/4,935.06
  6. Step 6: Final answer
    x = 3,915.25

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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.