Home / 2,690.25-4,035.35-1,593.82

Finding the Fourth Proportional to 2,690.25, 4,035.35 and 1,593.82

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Solution

The fourth proportional to 2,690.25, 4,035.35 and 1,593.82 is: 2,390.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690.25 : 4,035.35 = 1,593.82 : x
  2. Step 2: Convert to fraction form
    2,690.25/4,035.35 = 1,593.82/x
  3. Step 3: Cross multiply
    2,690.25x = 4,035.35 × 1,593.82
  4. Step 4: Simplify right side
    2,690.25x = 6,431,618.61
  5. Step 5: Solve for x
    x = 6,431,618.61/2,690.25
  6. Step 6: Final answer
    x = 2,390.72

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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.