Home / 1,335.04-1,996.80-1,093.12

Finding the Fourth Proportional to 1,335.04, 1,996.80 and 1,093.12

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Solution

The fourth proportional to 1,335.04, 1,996.80 and 1,093.12 is: 1,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335.04 : 1,996.80 = 1,093.12 : x
  2. Step 2: Convert to fraction form
    1,335.04/1,996.80 = 1,093.12/x
  3. Step 3: Cross multiply
    1,335.04x = 1,996.80 × 1,093.12
  4. Step 4: Simplify right side
    1,335.04x = 2,182,742.02
  5. Step 5: Solve for x
    x = 2,182,742.02/1,335.04
  6. Step 6: Final answer
    x = 1,634.96

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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.