Home / 9,218.28-13,828.14-3,374.76

Finding the Fourth Proportional to 9,218.28, 13,828.14 and 3,374.76

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Solution

The fourth proportional to 9,218.28, 13,828.14 and 3,374.76 is: 5,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218.28 : 13,828.14 = 3,374.76 : x
  2. Step 2: Convert to fraction form
    9,218.28/13,828.14 = 3,374.76/x
  3. Step 3: Cross multiply
    9,218.28x = 13,828.14 × 3,374.76
  4. Step 4: Simplify right side
    9,218.28x = 46,666,653.75
  5. Step 5: Solve for x
    x = 46,666,653.75/9,218.28
  6. Step 6: Final answer
    x = 5,062.40

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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.