Home / 7,557.33-11,339.46-3,398.43

Finding the Fourth Proportional to 7,557.33, 11,339.46 and 3,398.43

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Solution

The fourth proportional to 7,557.33, 11,339.46 and 3,398.43 is: 5,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.33 : 11,339.46 = 3,398.43 : x
  2. Step 2: Convert to fraction form
    7,557.33/11,339.46 = 3,398.43/x
  3. Step 3: Cross multiply
    7,557.33x = 11,339.46 × 3,398.43
  4. Step 4: Simplify right side
    7,557.33x = 38,536,361.05
  5. Step 5: Solve for x
    x = 38,536,361.05/7,557.33
  6. Step 6: Final answer
    x = 5,099.20

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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.