Home / 5,175.07-7,755.62-3,710.99

Finding the Fourth Proportional to 5,175.07, 7,755.62 and 3,710.99

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Solution

The fourth proportional to 5,175.07, 7,755.62 and 3,710.99 is: 5,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.07 : 7,755.62 = 3,710.99 : x
  2. Step 2: Convert to fraction form
    5,175.07/7,755.62 = 3,710.99/x
  3. Step 3: Cross multiply
    5,175.07x = 7,755.62 × 3,710.99
  4. Step 4: Simplify right side
    5,175.07x = 28,781,029.10
  5. Step 5: Solve for x
    x = 28,781,029.10/5,175.07
  6. Step 6: Final answer
    x = 5,561.48

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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.