Home / 1,318.01-1,975.19-1,144.26

Finding the Fourth Proportional to 1,318.01, 1,975.19 and 1,144.26

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Solution

The fourth proportional to 1,318.01, 1,975.19 and 1,144.26 is: 1,714.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318.01 : 1,975.19 = 1,144.26 : x
  2. Step 2: Convert to fraction form
    1,318.01/1,975.19 = 1,144.26/x
  3. Step 3: Cross multiply
    1,318.01x = 1,975.19 × 1,144.26
  4. Step 4: Simplify right side
    1,318.01x = 2,260,125.19
  5. Step 5: Solve for x
    x = 2,260,125.19/1,318.01
  6. Step 6: Final answer
    x = 1,714.81

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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.