Home / 2,272.06-3,135.35-1,263.83

Finding the Fourth Proportional to 2,272.06, 3,135.35 and 1,263.83

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Solution

The fourth proportional to 2,272.06, 3,135.35 and 1,263.83 is: 1,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.06 : 3,135.35 = 1,263.83 : x
  2. Step 2: Convert to fraction form
    2,272.06/3,135.35 = 1,263.83/x
  3. Step 3: Cross multiply
    2,272.06x = 3,135.35 × 1,263.83
  4. Step 4: Simplify right side
    2,272.06x = 3,962,536.81
  5. Step 5: Solve for x
    x = 3,962,536.81/2,272.06
  6. Step 6: Final answer
    x = 1,744.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.