Home / 5,753.72-7,940.19-3,365.18

Finding the Fourth Proportional to 5,753.72, 7,940.19 and 3,365.18

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Solution

The fourth proportional to 5,753.72, 7,940.19 and 3,365.18 is: 4,643.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.72 : 7,940.19 = 3,365.18 : x
  2. Step 2: Convert to fraction form
    5,753.72/7,940.19 = 3,365.18/x
  3. Step 3: Cross multiply
    5,753.72x = 7,940.19 × 3,365.18
  4. Step 4: Simplify right side
    5,753.72x = 26,720,168.58
  5. Step 5: Solve for x
    x = 26,720,168.58/5,753.72
  6. Step 6: Final answer
    x = 4,643.98

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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.