Home / 2,837.46-4,257.81-1,105.68

Finding the Fourth Proportional to 2,837.46, 4,257.81 and 1,105.68

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Solution

The fourth proportional to 2,837.46, 4,257.81 and 1,105.68 is: 1,659.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.46 : 4,257.81 = 1,105.68 : x
  2. Step 2: Convert to fraction form
    2,837.46/4,257.81 = 1,105.68/x
  3. Step 3: Cross multiply
    2,837.46x = 4,257.81 × 1,105.68
  4. Step 4: Simplify right side
    2,837.46x = 4,707,775.36
  5. Step 5: Solve for x
    x = 4,707,775.36/2,837.46
  6. Step 6: Final answer
    x = 1,659.15

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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.