Home / 6,264.50-8,645.14-3,431.98

Finding the Fourth Proportional to 6,264.50, 8,645.14 and 3,431.98

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Solution

The fourth proportional to 6,264.50, 8,645.14 and 3,431.98 is: 4,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,264.50 : 8,645.14 = 3,431.98 : x
  2. Step 2: Convert to fraction form
    6,264.50/8,645.14 = 3,431.98/x
  3. Step 3: Cross multiply
    6,264.50x = 8,645.14 × 3,431.98
  4. Step 4: Simplify right side
    6,264.50x = 29,669,947.58
  5. Step 5: Solve for x
    x = 29,669,947.58/6,264.50
  6. Step 6: Final answer
    x = 4,736.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.