Home / 2,057.15-3,083.70-1,016.30

Finding the Fourth Proportional to 2,057.15, 3,083.70 and 1,016.30

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Solution

The fourth proportional to 2,057.15, 3,083.70 and 1,016.30 is: 1,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.15 : 3,083.70 = 1,016.30 : x
  2. Step 2: Convert to fraction form
    2,057.15/3,083.70 = 1,016.30/x
  3. Step 3: Cross multiply
    2,057.15x = 3,083.70 × 1,016.30
  4. Step 4: Simplify right side
    2,057.15x = 3,133,964.31
  5. Step 5: Solve for x
    x = 3,133,964.31/2,057.15
  6. Step 6: Final answer
    x = 1,523.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.