Home / 9,160.25-13,741.44-2,918.07

Finding the Fourth Proportional to 9,160.25, 13,741.44 and 2,918.07

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Solution

The fourth proportional to 9,160.25, 13,741.44 and 2,918.07 is: 4,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,160.25 : 13,741.44 = 2,918.07 : x
  2. Step 2: Convert to fraction form
    9,160.25/13,741.44 = 2,918.07/x
  3. Step 3: Cross multiply
    9,160.25x = 13,741.44 × 2,918.07
  4. Step 4: Simplify right side
    9,160.25x = 40,098,483.82
  5. Step 5: Solve for x
    x = 40,098,483.82/9,160.25
  6. Step 6: Final answer
    x = 4,377.44

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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.