Home / 2,016.90-3,025.45-556.17

Finding the Fourth Proportional to 2,016.90, 3,025.45 and 556.17

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Solution

The fourth proportional to 2,016.90, 3,025.45 and 556.17 is: 834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.90 : 3,025.45 = 556.17 : x
  2. Step 2: Convert to fraction form
    2,016.90/3,025.45 = 556.17/x
  3. Step 3: Cross multiply
    2,016.90x = 3,025.45 × 556.17
  4. Step 4: Simplify right side
    2,016.90x = 1,682,653.88
  5. Step 5: Solve for x
    x = 1,682,653.88/2,016.90
  6. Step 6: Final answer
    x = 834.28

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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.