Home / 5,522.77-7,618.21-3,423.25

Finding the Fourth Proportional to 5,522.77, 7,618.21 and 3,423.25

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Solution

The fourth proportional to 5,522.77, 7,618.21 and 3,423.25 is: 4,722.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.77 : 7,618.21 = 3,423.25 : x
  2. Step 2: Convert to fraction form
    5,522.77/7,618.21 = 3,423.25/x
  3. Step 3: Cross multiply
    5,522.77x = 7,618.21 × 3,423.25
  4. Step 4: Simplify right side
    5,522.77x = 26,079,037.38
  5. Step 5: Solve for x
    x = 26,079,037.38/5,522.77
  6. Step 6: Final answer
    x = 4,722.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.