Home / 2,983.24-4,119.06-2,762.08

Finding the Fourth Proportional to 2,983.24, 4,119.06 and 2,762.08

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Solution

The fourth proportional to 2,983.24, 4,119.06 and 2,762.08 is: 3,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.24 : 4,119.06 = 2,762.08 : x
  2. Step 2: Convert to fraction form
    2,983.24/4,119.06 = 2,762.08/x
  3. Step 3: Cross multiply
    2,983.24x = 4,119.06 × 2,762.08
  4. Step 4: Simplify right side
    2,983.24x = 11,377,173.24
  5. Step 5: Solve for x
    x = 11,377,173.24/2,983.24
  6. Step 6: Final answer
    x = 3,813.70

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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.