Home / 4,964.16-7,434.82-2,768.02

Finding the Fourth Proportional to 4,964.16, 7,434.82 and 2,768.02

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Solution

The fourth proportional to 4,964.16, 7,434.82 and 2,768.02 is: 4,145.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964.16 : 7,434.82 = 2,768.02 : x
  2. Step 2: Convert to fraction form
    4,964.16/7,434.82 = 2,768.02/x
  3. Step 3: Cross multiply
    4,964.16x = 7,434.82 × 2,768.02
  4. Step 4: Simplify right side
    4,964.16x = 20,579,730.46
  5. Step 5: Solve for x
    x = 20,579,730.46/4,964.16
  6. Step 6: Final answer
    x = 4,145.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.