Home / 5,622.12-7,759.46-3,266.20

Finding the Fourth Proportional to 5,622.12, 7,759.46 and 3,266.20

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Solution

The fourth proportional to 5,622.12, 7,759.46 and 3,266.20 is: 4,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,622.12 : 7,759.46 = 3,266.20 : x
  2. Step 2: Convert to fraction form
    5,622.12/7,759.46 = 3,266.20/x
  3. Step 3: Cross multiply
    5,622.12x = 7,759.46 × 3,266.20
  4. Step 4: Simplify right side
    5,622.12x = 25,343,948.25
  5. Step 5: Solve for x
    x = 25,343,948.25/5,622.12
  6. Step 6: Final answer
    x = 4,507.90

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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.