Home / 5,025.34-7,538.82-1,906.66

Finding the Fourth Proportional to 5,025.34, 7,538.82 and 1,906.66

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Solution

The fourth proportional to 5,025.34, 7,538.82 and 1,906.66 is: 2,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.34 : 7,538.82 = 1,906.66 : x
  2. Step 2: Convert to fraction form
    5,025.34/7,538.82 = 1,906.66/x
  3. Step 3: Cross multiply
    5,025.34x = 7,538.82 × 1,906.66
  4. Step 4: Simplify right side
    5,025.34x = 14,373,966.54
  5. Step 5: Solve for x
    x = 14,373,966.54/5,025.34
  6. Step 6: Final answer
    x = 2,860.30

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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.