Home / 5,523.81-7,622.90-3,166.11

Finding the Fourth Proportional to 5,523.81, 7,622.90 and 3,166.11

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Solution

The fourth proportional to 5,523.81, 7,622.90 and 3,166.11 is: 4,369.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523.81 : 7,622.90 = 3,166.11 : x
  2. Step 2: Convert to fraction form
    5,523.81/7,622.90 = 3,166.11/x
  3. Step 3: Cross multiply
    5,523.81x = 7,622.90 × 3,166.11
  4. Step 4: Simplify right side
    5,523.81x = 24,134,939.92
  5. Step 5: Solve for x
    x = 24,134,939.92/5,523.81
  6. Step 6: Final answer
    x = 4,369.26

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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.