Home / 5,046.84-6,964.98-2,808.90

Finding the Fourth Proportional to 5,046.84, 6,964.98 and 2,808.90

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Solution

The fourth proportional to 5,046.84, 6,964.98 and 2,808.90 is: 3,876.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.84 : 6,964.98 = 2,808.90 : x
  2. Step 2: Convert to fraction form
    5,046.84/6,964.98 = 2,808.90/x
  3. Step 3: Cross multiply
    5,046.84x = 6,964.98 × 2,808.90
  4. Step 4: Simplify right side
    5,046.84x = 19,563,932.32
  5. Step 5: Solve for x
    x = 19,563,932.32/5,046.84
  6. Step 6: Final answer
    x = 3,876.47

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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.