Home / 4,134.80-5,705.82-2,456.42

Finding the Fourth Proportional to 4,134.80, 5,705.82 and 2,456.42

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Solution

The fourth proportional to 4,134.80, 5,705.82 and 2,456.42 is: 3,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.80 : 5,705.82 = 2,456.42 : x
  2. Step 2: Convert to fraction form
    4,134.80/5,705.82 = 2,456.42/x
  3. Step 3: Cross multiply
    4,134.80x = 5,705.82 × 2,456.42
  4. Step 4: Simplify right side
    4,134.80x = 14,015,890.36
  5. Step 5: Solve for x
    x = 14,015,890.36/4,134.80
  6. Step 6: Final answer
    x = 3,389.74

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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.