Home / 4,320.84-5,964.78-2,828.82

Finding the Fourth Proportional to 4,320.84, 5,964.78 and 2,828.82

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Solution

The fourth proportional to 4,320.84, 5,964.78 and 2,828.82 is: 3,905.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.84 : 5,964.78 = 2,828.82 : x
  2. Step 2: Convert to fraction form
    4,320.84/5,964.78 = 2,828.82/x
  3. Step 3: Cross multiply
    4,320.84x = 5,964.78 × 2,828.82
  4. Step 4: Simplify right side
    4,320.84x = 16,873,288.96
  5. Step 5: Solve for x
    x = 16,873,288.96/4,320.84
  6. Step 6: Final answer
    x = 3,905.09

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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.