Home / 3,016.20-4,162.28-1,653.48

Finding the Fourth Proportional to 3,016.20, 4,162.28 and 1,653.48

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Solution

The fourth proportional to 3,016.20, 4,162.28 and 1,653.48 is: 2,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.20 : 4,162.28 = 1,653.48 : x
  2. Step 2: Convert to fraction form
    3,016.20/4,162.28 = 1,653.48/x
  3. Step 3: Cross multiply
    3,016.20x = 4,162.28 × 1,653.48
  4. Step 4: Simplify right side
    3,016.20x = 6,882,246.73
  5. Step 5: Solve for x
    x = 6,882,246.73/3,016.20
  6. Step 6: Final answer
    x = 2,281.76

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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.