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Finding the Fourth Proportional to 5,046.94, 6,964.32 and 2,808.94

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Solution

The fourth proportional to 5,046.94, 6,964.32 and 2,808.94 is: 3,876.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.94 : 6,964.32 = 2,808.94 : x
  2. Step 2: Convert to fraction form
    5,046.94/6,964.32 = 2,808.94/x
  3. Step 3: Cross multiply
    5,046.94x = 6,964.32 × 2,808.94
  4. Step 4: Simplify right side
    5,046.94x = 19,562,357.02
  5. Step 5: Solve for x
    x = 19,562,357.02/5,046.94
  6. Step 6: Final answer
    x = 3,876.08

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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.