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Finding the Fourth Proportional to 4,848.70, 6,691.83 and 3,276.70

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Solution

The fourth proportional to 4,848.70, 6,691.83 and 3,276.70 is: 4,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.70 : 6,691.83 = 3,276.70 : x
  2. Step 2: Convert to fraction form
    4,848.70/6,691.83 = 3,276.70/x
  3. Step 3: Cross multiply
    4,848.70x = 6,691.83 × 3,276.70
  4. Step 4: Simplify right side
    4,848.70x = 21,927,119.36
  5. Step 5: Solve for x
    x = 21,927,119.36/4,848.70
  6. Step 6: Final answer
    x = 4,522.27

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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.