Home / 5,693.61-7,857.36-3,175.59

Finding the Fourth Proportional to 5,693.61, 7,857.36 and 3,175.59

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Solution

The fourth proportional to 5,693.61, 7,857.36 and 3,175.59 is: 4,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693.61 : 7,857.36 = 3,175.59 : x
  2. Step 2: Convert to fraction form
    5,693.61/7,857.36 = 3,175.59/x
  3. Step 3: Cross multiply
    5,693.61x = 7,857.36 × 3,175.59
  4. Step 4: Simplify right side
    5,693.61x = 24,951,753.84
  5. Step 5: Solve for x
    x = 24,951,753.84/5,693.61
  6. Step 6: Final answer
    x = 4,382.41

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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.