Home / 2,927.36-4,385.25-1,538.62

Finding the Fourth Proportional to 2,927.36, 4,385.25 and 1,538.62

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Solution

The fourth proportional to 2,927.36, 4,385.25 and 1,538.62 is: 2,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.36 : 4,385.25 = 1,538.62 : x
  2. Step 2: Convert to fraction form
    2,927.36/4,385.25 = 1,538.62/x
  3. Step 3: Cross multiply
    2,927.36x = 4,385.25 × 1,538.62
  4. Step 4: Simplify right side
    2,927.36x = 6,747,233.36
  5. Step 5: Solve for x
    x = 6,747,233.36/2,927.36
  6. Step 6: Final answer
    x = 2,304.89

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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.