Home / 10,175.49-15,265.55-3,935.54

Finding the Fourth Proportional to 10,175.49, 15,265.55 and 3,935.54

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Solution

The fourth proportional to 10,175.49, 15,265.55 and 3,935.54 is: 5,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,175.49 : 15,265.55 = 3,935.54 : x
  2. Step 2: Convert to fraction form
    10,175.49/15,265.55 = 3,935.54/x
  3. Step 3: Cross multiply
    10,175.49x = 15,265.55 × 3,935.54
  4. Step 4: Simplify right side
    10,175.49x = 60,078,230.65
  5. Step 5: Solve for x
    x = 60,078,230.65/10,175.49
  6. Step 6: Final answer
    x = 5,904.21

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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.