Home / 6,349.29-8,761.98-3,554.79

Finding the Fourth Proportional to 6,349.29, 8,761.98 and 3,554.79

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Solution

The fourth proportional to 6,349.29, 8,761.98 and 3,554.79 is: 4,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.29 : 8,761.98 = 3,554.79 : x
  2. Step 2: Convert to fraction form
    6,349.29/8,761.98 = 3,554.79/x
  3. Step 3: Cross multiply
    6,349.29x = 8,761.98 × 3,554.79
  4. Step 4: Simplify right side
    6,349.29x = 31,146,998.88
  5. Step 5: Solve for x
    x = 31,146,998.88/6,349.29
  6. Step 6: Final answer
    x = 4,905.59

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1.5x scale

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.