Home / 2,690.15-4,035.20-1,593.73

Finding the Fourth Proportional to 2,690.15, 4,035.20 and 1,593.73

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Solution

The fourth proportional to 2,690.15, 4,035.20 and 1,593.73 is: 2,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690.15 : 4,035.20 = 1,593.73 : x
  2. Step 2: Convert to fraction form
    2,690.15/4,035.20 = 1,593.73/x
  3. Step 3: Cross multiply
    2,690.15x = 4,035.20 × 1,593.73
  4. Step 4: Simplify right side
    2,690.15x = 6,431,013.19
  5. Step 5: Solve for x
    x = 6,431,013.19/2,690.15
  6. Step 6: Final answer
    x = 2,390.58

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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.