Home / 9,318.96-13,975.65-2,743.56

Finding the Fourth Proportional to 9,318.96, 13,975.65 and 2,743.56

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Solution

The fourth proportional to 9,318.96, 13,975.65 and 2,743.56 is: 4,114.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318.96 : 13,975.65 = 2,743.56 : x
  2. Step 2: Convert to fraction form
    9,318.96/13,975.65 = 2,743.56/x
  3. Step 3: Cross multiply
    9,318.96x = 13,975.65 × 2,743.56
  4. Step 4: Simplify right side
    9,318.96x = 38,343,034.31
  5. Step 5: Solve for x
    x = 38,343,034.31/9,318.96
  6. Step 6: Final answer
    x = 4,114.52

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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.