Home / 10,340.13-15,497.83-3,762.73

Finding the Fourth Proportional to 10,340.13, 15,497.83 and 3,762.73

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Solution

The fourth proportional to 10,340.13, 15,497.83 and 3,762.73 is: 5,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340.13 : 15,497.83 = 3,762.73 : x
  2. Step 2: Convert to fraction form
    10,340.13/15,497.83 = 3,762.73/x
  3. Step 3: Cross multiply
    10,340.13x = 15,497.83 × 3,762.73
  4. Step 4: Simplify right side
    10,340.13x = 58,314,149.88
  5. Step 5: Solve for x
    x = 58,314,149.88/10,340.13
  6. Step 6: Final answer
    x = 5,639.60

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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.