Home / 4,220.08-6,321.98-2,365.56

Finding the Fourth Proportional to 4,220.08, 6,321.98 and 2,365.56

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Solution

The fourth proportional to 4,220.08, 6,321.98 and 2,365.56 is: 3,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.08 : 6,321.98 = 2,365.56 : x
  2. Step 2: Convert to fraction form
    4,220.08/6,321.98 = 2,365.56/x
  3. Step 3: Cross multiply
    4,220.08x = 6,321.98 × 2,365.56
  4. Step 4: Simplify right side
    4,220.08x = 14,955,028.92
  5. Step 5: Solve for x
    x = 14,955,028.92/4,220.08
  6. Step 6: Final answer
    x = 3,543.78

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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.