Home / 3,060.02-4,222.89-1,662.86

Finding the Fourth Proportional to 3,060.02, 4,222.89 and 1,662.86

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Solution

The fourth proportional to 3,060.02, 4,222.89 and 1,662.86 is: 2,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.02 : 4,222.89 = 1,662.86 : x
  2. Step 2: Convert to fraction form
    3,060.02/4,222.89 = 1,662.86/x
  3. Step 3: Cross multiply
    3,060.02x = 4,222.89 × 1,662.86
  4. Step 4: Simplify right side
    3,060.02x = 7,022,074.87
  5. Step 5: Solve for x
    x = 7,022,074.87/3,060.02
  6. Step 6: Final answer
    x = 2,294.78

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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.