Home / 9,418.37-14,132.41-3,875.81

Finding the Fourth Proportional to 9,418.37, 14,132.41 and 3,875.81

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Solution

The fourth proportional to 9,418.37, 14,132.41 and 3,875.81 is: 5,815.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.37 : 14,132.41 = 3,875.81 : x
  2. Step 2: Convert to fraction form
    9,418.37/14,132.41 = 3,875.81/x
  3. Step 3: Cross multiply
    9,418.37x = 14,132.41 × 3,875.81
  4. Step 4: Simplify right side
    9,418.37x = 54,774,455.65
  5. Step 5: Solve for x
    x = 54,774,455.65/9,418.37
  6. Step 6: Final answer
    x = 5,815.71

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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.