Home / 3,016.14-4,162.17-1,689.90

Finding the Fourth Proportional to 3,016.14, 4,162.17 and 1,689.90

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Solution

The fourth proportional to 3,016.14, 4,162.17 and 1,689.90 is: 2,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.14 : 4,162.17 = 1,689.90 : x
  2. Step 2: Convert to fraction form
    3,016.14/4,162.17 = 1,689.90/x
  3. Step 3: Cross multiply
    3,016.14x = 4,162.17 × 1,689.90
  4. Step 4: Simplify right side
    3,016.14x = 7,033,651.08
  5. Step 5: Solve for x
    x = 7,033,651.08/3,016.14
  6. Step 6: Final answer
    x = 2,332.00

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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.