Home / 5,346.45-8,018.46-2,571.39

Finding the Fourth Proportional to 5,346.45, 8,018.46 and 2,571.39

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Solution

The fourth proportional to 5,346.45, 8,018.46 and 2,571.39 is: 3,856.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.45 : 8,018.46 = 2,571.39 : x
  2. Step 2: Convert to fraction form
    5,346.45/8,018.46 = 2,571.39/x
  3. Step 3: Cross multiply
    5,346.45x = 8,018.46 × 2,571.39
  4. Step 4: Simplify right side
    5,346.45x = 20,618,587.86
  5. Step 5: Solve for x
    x = 20,618,587.86/5,346.45
  6. Step 6: Final answer
    x = 3,856.50

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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.