Home / 3,012.12-4,515.46-1,162.06

Finding the Fourth Proportional to 3,012.12, 4,515.46 and 1,162.06

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Solution

The fourth proportional to 3,012.12, 4,515.46 and 1,162.06 is: 1,742.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.12 : 4,515.46 = 1,162.06 : x
  2. Step 2: Convert to fraction form
    3,012.12/4,515.46 = 1,162.06/x
  3. Step 3: Cross multiply
    3,012.12x = 4,515.46 × 1,162.06
  4. Step 4: Simplify right side
    3,012.12x = 5,247,235.45
  5. Step 5: Solve for x
    x = 5,247,235.45/3,012.12
  6. Step 6: Final answer
    x = 1,742.04

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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.