Home / 2,832.90-3,910.14-1,654.35

Finding the Fourth Proportional to 2,832.90, 3,910.14 and 1,654.35

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Solution

The fourth proportional to 2,832.90, 3,910.14 and 1,654.35 is: 2,283.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.90 : 3,910.14 = 1,654.35 : x
  2. Step 2: Convert to fraction form
    2,832.90/3,910.14 = 1,654.35/x
  3. Step 3: Cross multiply
    2,832.90x = 3,910.14 × 1,654.35
  4. Step 4: Simplify right side
    2,832.90x = 6,468,740.11
  5. Step 5: Solve for x
    x = 6,468,740.11/2,832.90
  6. Step 6: Final answer
    x = 2,283.43

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1.5x scale

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.