Home / 2,832.59-3,909.45-1,654.31

Finding the Fourth Proportional to 2,832.59, 3,909.45 and 1,654.31

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Solution

The fourth proportional to 2,832.59, 3,909.45 and 1,654.31 is: 2,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.59 : 3,909.45 = 1,654.31 : x
  2. Step 2: Convert to fraction form
    2,832.59/3,909.45 = 1,654.31/x
  3. Step 3: Cross multiply
    2,832.59x = 3,909.45 × 1,654.31
  4. Step 4: Simplify right side
    2,832.59x = 6,467,422.68
  5. Step 5: Solve for x
    x = 6,467,422.68/2,832.59
  6. Step 6: Final answer
    x = 2,283.22

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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.