Home / 5,345.35-8,019.64-2,571.23

Finding the Fourth Proportional to 5,345.35, 8,019.64 and 2,571.23

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Solution

The fourth proportional to 5,345.35, 8,019.64 and 2,571.23 is: 3,857.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.35 : 8,019.64 = 2,571.23 : x
  2. Step 2: Convert to fraction form
    5,345.35/8,019.64 = 2,571.23/x
  3. Step 3: Cross multiply
    5,345.35x = 8,019.64 × 2,571.23
  4. Step 4: Simplify right side
    5,345.35x = 20,620,338.96
  5. Step 5: Solve for x
    x = 20,620,338.96/5,345.35
  6. Step 6: Final answer
    x = 3,857.62

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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.