Home / 5,622.93-8,423.42-3,669.21

Finding the Fourth Proportional to 5,622.93, 8,423.42 and 3,669.21

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Solution

The fourth proportional to 5,622.93, 8,423.42 and 3,669.21 is: 5,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.93 : 8,423.42 = 3,669.21 : x
  2. Step 2: Convert to fraction form
    5,622.93/8,423.42 = 3,669.21/x
  3. Step 3: Cross multiply
    5,622.93x = 8,423.42 × 3,669.21
  4. Step 4: Simplify right side
    5,622.93x = 30,907,278.55
  5. Step 5: Solve for x
    x = 30,907,278.55/5,622.93
  6. Step 6: Final answer
    x = 5,496.65

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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.