Home / 5,025.42-7,539.66-1,906.38

Finding the Fourth Proportional to 5,025.42, 7,539.66 and 1,906.38

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Solution

The fourth proportional to 5,025.42, 7,539.66 and 1,906.38 is: 2,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,025.42 : 7,539.66 = 1,906.38 : x
  2. Step 2: Convert to fraction form
    5,025.42/7,539.66 = 1,906.38/x
  3. Step 3: Cross multiply
    5,025.42x = 7,539.66 × 1,906.38
  4. Step 4: Simplify right side
    5,025.42x = 14,373,457.03
  5. Step 5: Solve for x
    x = 14,373,457.03/5,025.42
  6. Step 6: Final answer
    x = 2,860.15

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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.