Home / 2,803.38-4,203.54-1,816.08

Finding the Fourth Proportional to 2,803.38, 4,203.54 and 1,816.08

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Solution

The fourth proportional to 2,803.38, 4,203.54 and 1,816.08 is: 2,723.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,803.38 : 4,203.54 = 1,816.08 : x
  2. Step 2: Convert to fraction form
    2,803.38/4,203.54 = 1,816.08/x
  3. Step 3: Cross multiply
    2,803.38x = 4,203.54 × 1,816.08
  4. Step 4: Simplify right side
    2,803.38x = 7,633,964.92
  5. Step 5: Solve for x
    x = 7,633,964.92/2,803.38
  6. Step 6: Final answer
    x = 2,723.13

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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.