Home / 4,254.78-6,374.87-3,379.98

Finding the Fourth Proportional to 4,254.78, 6,374.87 and 3,379.98

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Solution

The fourth proportional to 4,254.78, 6,374.87 and 3,379.98 is: 5,064.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.78 : 6,374.87 = 3,379.98 : x
  2. Step 2: Convert to fraction form
    4,254.78/6,374.87 = 3,379.98/x
  3. Step 3: Cross multiply
    4,254.78x = 6,374.87 × 3,379.98
  4. Step 4: Simplify right side
    4,254.78x = 21,546,941.55
  5. Step 5: Solve for x
    x = 21,546,941.55/4,254.78
  6. Step 6: Final answer
    x = 5,064.17

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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.