Home / 1,163.36-1,742.80-1,034.08

Finding the Fourth Proportional to 1,163.36, 1,742.80 and 1,034.08

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Solution

The fourth proportional to 1,163.36, 1,742.80 and 1,034.08 is: 1,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163.36 : 1,742.80 = 1,034.08 : x
  2. Step 2: Convert to fraction form
    1,163.36/1,742.80 = 1,034.08/x
  3. Step 3: Cross multiply
    1,163.36x = 1,742.80 × 1,034.08
  4. Step 4: Simplify right side
    1,163.36x = 1,802,194.62
  5. Step 5: Solve for x
    x = 1,802,194.62/1,163.36
  6. Step 6: Final answer
    x = 1,549.13

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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.