Home / 2,833.13-3,909.72-1,654.17

Finding the Fourth Proportional to 2,833.13, 3,909.72 and 1,654.17

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Solution

The fourth proportional to 2,833.13, 3,909.72 and 1,654.17 is: 2,282.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.13 : 3,909.72 = 1,654.17 : x
  2. Step 2: Convert to fraction form
    2,833.13/3,909.72 = 1,654.17/x
  3. Step 3: Cross multiply
    2,833.13x = 3,909.72 × 1,654.17
  4. Step 4: Simplify right side
    2,833.13x = 6,467,341.53
  5. Step 5: Solve for x
    x = 6,467,341.53/2,833.13
  6. Step 6: Final answer
    x = 2,282.76

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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.