Home / 4,428.66-6,642.08-1,505.37

Finding the Fourth Proportional to 4,428.66, 6,642.08 and 1,505.37

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Solution

The fourth proportional to 4,428.66, 6,642.08 and 1,505.37 is: 2,257.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.66 : 6,642.08 = 1,505.37 : x
  2. Step 2: Convert to fraction form
    4,428.66/6,642.08 = 1,505.37/x
  3. Step 3: Cross multiply
    4,428.66x = 6,642.08 × 1,505.37
  4. Step 4: Simplify right side
    4,428.66x = 9,998,787.97
  5. Step 5: Solve for x
    x = 9,998,787.97/4,428.66
  6. Step 6: Final answer
    x = 2,257.75

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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.