Home / 7,299.26-10,072.98-4,155.44

Finding the Fourth Proportional to 7,299.26, 10,072.98 and 4,155.44

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Solution

The fourth proportional to 7,299.26, 10,072.98 and 4,155.44 is: 5,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.26 : 10,072.98 = 4,155.44 : x
  2. Step 2: Convert to fraction form
    7,299.26/10,072.98 = 4,155.44/x
  3. Step 3: Cross multiply
    7,299.26x = 10,072.98 × 4,155.44
  4. Step 4: Simplify right side
    7,299.26x = 41,857,664.01
  5. Step 5: Solve for x
    x = 41,857,664.01/7,299.26
  6. Step 6: Final answer
    x = 5,734.51

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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.