Home / 9,079.00-13,623.75-3,813.55

Finding the Fourth Proportional to 9,079.00, 13,623.75 and 3,813.55

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Solution

The fourth proportional to 9,079.00, 13,623.75 and 3,813.55 is: 5,722.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.00 : 13,623.75 = 3,813.55 : x
  2. Step 2: Convert to fraction form
    9,079.00/13,623.75 = 3,813.55/x
  3. Step 3: Cross multiply
    9,079.00x = 13,623.75 × 3,813.55
  4. Step 4: Simplify right side
    9,079.00x = 51,954,817.75
  5. Step 5: Solve for x
    x = 51,954,817.75/9,079.00
  6. Step 6: Final answer
    x = 5,722.53

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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.