Home / 5,622.66-8,434.22-2,112.30

Finding the Fourth Proportional to 5,622.66, 8,434.22 and 2,112.30

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Solution

The fourth proportional to 5,622.66, 8,434.22 and 2,112.30 is: 3,168.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.66 : 8,434.22 = 2,112.30 : x
  2. Step 2: Convert to fraction form
    5,622.66/8,434.22 = 2,112.30/x
  3. Step 3: Cross multiply
    5,622.66x = 8,434.22 × 2,112.30
  4. Step 4: Simplify right side
    5,622.66x = 17,815,592.34
  5. Step 5: Solve for x
    x = 17,815,592.34/5,622.66
  6. Step 6: Final answer
    x = 3,168.53

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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.