Home / 3,356.04-4,631.39-1,958.79

Finding the Fourth Proportional to 3,356.04, 4,631.39 and 1,958.79

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Solution

The fourth proportional to 3,356.04, 4,631.39 and 1,958.79 is: 2,703.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,356.04 : 4,631.39 = 1,958.79 : x
  2. Step 2: Convert to fraction form
    3,356.04/4,631.39 = 1,958.79/x
  3. Step 3: Cross multiply
    3,356.04x = 4,631.39 × 1,958.79
  4. Step 4: Simplify right side
    3,356.04x = 9,071,920.42
  5. Step 5: Solve for x
    x = 9,071,920.42/3,356.04
  6. Step 6: Final answer
    x = 2,703.16

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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.