Home / 2,927.62-4,387.35-1,693.30

Finding the Fourth Proportional to 2,927.62, 4,387.35 and 1,693.30

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Solution

The fourth proportional to 2,927.62, 4,387.35 and 1,693.30 is: 2,537.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.62 : 4,387.35 = 1,693.30 : x
  2. Step 2: Convert to fraction form
    2,927.62/4,387.35 = 1,693.30/x
  3. Step 3: Cross multiply
    2,927.62x = 4,387.35 × 1,693.30
  4. Step 4: Simplify right side
    2,927.62x = 7,429,099.76
  5. Step 5: Solve for x
    x = 7,429,099.76/2,927.62
  6. Step 6: Final answer
    x = 2,537.59

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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.