Home / 2,467.80-3,703.32-1,820.07

Finding the Fourth Proportional to 2,467.80, 3,703.32 and 1,820.07

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Solution

The fourth proportional to 2,467.80, 3,703.32 and 1,820.07 is: 2,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.80 : 3,703.32 = 1,820.07 : x
  2. Step 2: Convert to fraction form
    2,467.80/3,703.32 = 1,820.07/x
  3. Step 3: Cross multiply
    2,467.80x = 3,703.32 × 1,820.07
  4. Step 4: Simplify right side
    2,467.80x = 6,740,301.63
  5. Step 5: Solve for x
    x = 6,740,301.63/2,467.80
  6. Step 6: Final answer
    x = 2,731.30

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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.