Home / 4,299.14-6,447.70-1,665.29

Finding the Fourth Proportional to 4,299.14, 6,447.70 and 1,665.29

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Solution

The fourth proportional to 4,299.14, 6,447.70 and 1,665.29 is: 2,497.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.14 : 6,447.70 = 1,665.29 : x
  2. Step 2: Convert to fraction form
    4,299.14/6,447.70 = 1,665.29/x
  3. Step 3: Cross multiply
    4,299.14x = 6,447.70 × 1,665.29
  4. Step 4: Simplify right side
    4,299.14x = 10,737,308.53
  5. Step 5: Solve for x
    x = 10,737,308.53/4,299.14
  6. Step 6: Final answer
    x = 2,497.55

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1.5x scale

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.