Home / 5,693.37-7,856.82-3,175.48

Finding the Fourth Proportional to 5,693.37, 7,856.82 and 3,175.48

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Solution

The fourth proportional to 5,693.37, 7,856.82 and 3,175.48 is: 4,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.37 : 7,856.82 = 3,175.48 : x
  2. Step 2: Convert to fraction form
    5,693.37/7,856.82 = 3,175.48/x
  3. Step 3: Cross multiply
    5,693.37x = 7,856.82 × 3,175.48
  4. Step 4: Simplify right side
    5,693.37x = 24,949,135.49
  5. Step 5: Solve for x
    x = 24,949,135.49/5,693.37
  6. Step 6: Final answer
    x = 4,382.14

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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.