Home / 9,218.32-13,828.85-3,374.47

Finding the Fourth Proportional to 9,218.32, 13,828.85 and 3,374.47

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Solution

The fourth proportional to 9,218.32, 13,828.85 and 3,374.47 is: 5,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.32 : 13,828.85 = 3,374.47 : x
  2. Step 2: Convert to fraction form
    9,218.32/13,828.85 = 3,374.47/x
  3. Step 3: Cross multiply
    9,218.32x = 13,828.85 × 3,374.47
  4. Step 4: Simplify right side
    9,218.32x = 46,665,060.11
  5. Step 5: Solve for x
    x = 46,665,060.11/9,218.32
  6. Step 6: Final answer
    x = 5,062.21

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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.