Home / 2,808.17-3,875.27-1,549.31

Finding the Fourth Proportional to 2,808.17, 3,875.27 and 1,549.31

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Solution

The fourth proportional to 2,808.17, 3,875.27 and 1,549.31 is: 2,138.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.17 : 3,875.27 = 1,549.31 : x
  2. Step 2: Convert to fraction form
    2,808.17/3,875.27 = 1,549.31/x
  3. Step 3: Cross multiply
    2,808.17x = 3,875.27 × 1,549.31
  4. Step 4: Simplify right side
    2,808.17x = 6,003,967.44
  5. Step 5: Solve for x
    x = 6,003,967.44/2,808.17
  6. Step 6: Final answer
    x = 2,138.04

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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.