Home / 4,238.25-6,357.38-1,160.25

Finding the Fourth Proportional to 4,238.25, 6,357.38 and 1,160.25

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Solution

The fourth proportional to 4,238.25, 6,357.38 and 1,160.25 is: 1,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.25 : 6,357.38 = 1,160.25 : x
  2. Step 2: Convert to fraction form
    4,238.25/6,357.38 = 1,160.25/x
  3. Step 3: Cross multiply
    4,238.25x = 6,357.38 × 1,160.25
  4. Step 4: Simplify right side
    4,238.25x = 7,376,144.34
  5. Step 5: Solve for x
    x = 7,376,144.34/4,238.25
  6. Step 6: Final answer
    x = 1,740.38

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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.