Home / 2,357.75-3,536.63-1,331.75

Finding the Fourth Proportional to 2,357.75, 3,536.63 and 1,331.75

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Solution

The fourth proportional to 2,357.75, 3,536.63 and 1,331.75 is: 1,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357.75 : 3,536.63 = 1,331.75 : x
  2. Step 2: Convert to fraction form
    2,357.75/3,536.63 = 1,331.75/x
  3. Step 3: Cross multiply
    2,357.75x = 3,536.63 × 1,331.75
  4. Step 4: Simplify right side
    2,357.75x = 4,709,907.00
  5. Step 5: Solve for x
    x = 4,709,907.00/2,357.75
  6. Step 6: Final answer
    x = 1,997.63

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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.