Home / 2,399.82-3,312.06-1,352.08

Finding the Fourth Proportional to 2,399.82, 3,312.06 and 1,352.08

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Solution

The fourth proportional to 2,399.82, 3,312.06 and 1,352.08 is: 1,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.82 : 3,312.06 = 1,352.08 : x
  2. Step 2: Convert to fraction form
    2,399.82/3,312.06 = 1,352.08/x
  3. Step 3: Cross multiply
    2,399.82x = 3,312.06 × 1,352.08
  4. Step 4: Simplify right side
    2,399.82x = 4,478,170.08
  5. Step 5: Solve for x
    x = 4,478,170.08/2,399.82
  6. Step 6: Final answer
    x = 1,866.04

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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.