Home / 5,424.26-7,483.19-3,299.40

Finding the Fourth Proportional to 5,424.26, 7,483.19 and 3,299.40

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Solution

The fourth proportional to 5,424.26, 7,483.19 and 3,299.40 is: 4,551.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424.26 : 7,483.19 = 3,299.40 : x
  2. Step 2: Convert to fraction form
    5,424.26/7,483.19 = 3,299.40/x
  3. Step 3: Cross multiply
    5,424.26x = 7,483.19 × 3,299.40
  4. Step 4: Simplify right side
    5,424.26x = 24,690,053.94
  5. Step 5: Solve for x
    x = 24,690,053.94/5,424.26
  6. Step 6: Final answer
    x = 4,551.78

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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.