Home / 7,450.53-11,177.01-2,255.19

Finding the Fourth Proportional to 7,450.53, 11,177.01 and 2,255.19

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Solution

The fourth proportional to 7,450.53, 11,177.01 and 2,255.19 is: 3,383.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.53 : 11,177.01 = 2,255.19 : x
  2. Step 2: Convert to fraction form
    7,450.53/11,177.01 = 2,255.19/x
  3. Step 3: Cross multiply
    7,450.53x = 11,177.01 × 2,255.19
  4. Step 4: Simplify right side
    7,450.53x = 25,206,281.18
  5. Step 5: Solve for x
    x = 25,206,281.18/7,450.53
  6. Step 6: Final answer
    x = 3,383.15

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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.