Home / 4,248.87-6,375.78-1,783.47

Finding the Fourth Proportional to 4,248.87, 6,375.78 and 1,783.47

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Solution

The fourth proportional to 4,248.87, 6,375.78 and 1,783.47 is: 2,676.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.87 : 6,375.78 = 1,783.47 : x
  2. Step 2: Convert to fraction form
    4,248.87/6,375.78 = 1,783.47/x
  3. Step 3: Cross multiply
    4,248.87x = 6,375.78 × 1,783.47
  4. Step 4: Simplify right side
    4,248.87x = 11,371,012.36
  5. Step 5: Solve for x
    x = 11,371,012.36/4,248.87
  6. Step 6: Final answer
    x = 2,676.24

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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.