Home / 7,452.96-11,183.88-2,772.18

Finding the Fourth Proportional to 7,452.96, 11,183.88 and 2,772.18

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Solution

The fourth proportional to 7,452.96, 11,183.88 and 2,772.18 is: 4,159.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.96 : 11,183.88 = 2,772.18 : x
  2. Step 2: Convert to fraction form
    7,452.96/11,183.88 = 2,772.18/x
  3. Step 3: Cross multiply
    7,452.96x = 11,183.88 × 2,772.18
  4. Step 4: Simplify right side
    7,452.96x = 31,003,728.46
  5. Step 5: Solve for x
    x = 31,003,728.46/7,452.96
  6. Step 6: Final answer
    x = 4,159.92

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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.