Home / 10,342.44-15,513.69-3,768.62

Finding the Fourth Proportional to 10,342.44, 15,513.69 and 3,768.62

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Solution

The fourth proportional to 10,342.44, 15,513.69 and 3,768.62 is: 5,652.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.44 : 15,513.69 = 3,768.62 : x
  2. Step 2: Convert to fraction form
    10,342.44/15,513.69 = 3,768.62/x
  3. Step 3: Cross multiply
    10,342.44x = 15,513.69 × 3,768.62
  4. Step 4: Simplify right side
    10,342.44x = 58,465,124.84
  5. Step 5: Solve for x
    x = 58,465,124.84/10,342.44
  6. Step 6: Final answer
    x = 5,652.93

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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.