Home / 4,631.04-6,391.04-2,768

Finding the Fourth Proportional to 4,631.04, 6,391.04 and 2,768

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Solution

The fourth proportional to 4,631.04, 6,391.04 and 2,768 is: 3,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.04 : 6,391.04 = 2,768 : x
  2. Step 2: Convert to fraction form
    4,631.04/6,391.04 = 2,768/x
  3. Step 3: Cross multiply
    4,631.04x = 6,391.04 × 2,768
  4. Step 4: Simplify right side
    4,631.04x = 17,690,398.72
  5. Step 5: Solve for x
    x = 17,690,398.72/4,631.04
  6. Step 6: Final answer
    x = 3,819.96

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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.