Home / 5,811.57-8,018.15-3,293.48

Finding the Fourth Proportional to 5,811.57, 8,018.15 and 3,293.48

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Solution

The fourth proportional to 5,811.57, 8,018.15 and 3,293.48 is: 4,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.57 : 8,018.15 = 3,293.48 : x
  2. Step 2: Convert to fraction form
    5,811.57/8,018.15 = 3,293.48/x
  3. Step 3: Cross multiply
    5,811.57x = 8,018.15 × 3,293.48
  4. Step 4: Simplify right side
    5,811.57x = 26,407,620.24
  5. Step 5: Solve for x
    x = 26,407,620.24/5,811.57
  6. Step 6: Final answer
    x = 4,543.97

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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.