Home / 5,817.20-8,723.97-3,626.55

Finding the Fourth Proportional to 5,817.20, 8,723.97 and 3,626.55

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Solution

The fourth proportional to 5,817.20, 8,723.97 and 3,626.55 is: 5,438.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.20 : 8,723.97 = 3,626.55 : x
  2. Step 2: Convert to fraction form
    5,817.20/8,723.97 = 3,626.55/x
  3. Step 3: Cross multiply
    5,817.20x = 8,723.97 × 3,626.55
  4. Step 4: Simplify right side
    5,817.20x = 31,637,913.40
  5. Step 5: Solve for x
    x = 31,637,913.40/5,817.20
  6. Step 6: Final answer
    x = 5,438.69

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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.