Home / 3,264.98-4,898.31-1,415.66

Finding the Fourth Proportional to 3,264.98, 4,898.31 and 1,415.66

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Solution

The fourth proportional to 3,264.98, 4,898.31 and 1,415.66 is: 2,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264.98 : 4,898.31 = 1,415.66 : x
  2. Step 2: Convert to fraction form
    3,264.98/4,898.31 = 1,415.66/x
  3. Step 3: Cross multiply
    3,264.98x = 4,898.31 × 1,415.66
  4. Step 4: Simplify right side
    3,264.98x = 6,934,353.78
  5. Step 5: Solve for x
    x = 6,934,353.78/3,264.98
  6. Step 6: Final answer
    x = 2,123.86

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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.