Home / 3,060.55-4,221.21-2,064.25

Finding the Fourth Proportional to 3,060.55, 4,221.21 and 2,064.25

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Solution

The fourth proportional to 3,060.55, 4,221.21 and 2,064.25 is: 2,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.55 : 4,221.21 = 2,064.25 : x
  2. Step 2: Convert to fraction form
    3,060.55/4,221.21 = 2,064.25/x
  3. Step 3: Cross multiply
    3,060.55x = 4,221.21 × 2,064.25
  4. Step 4: Simplify right side
    3,060.55x = 8,713,632.74
  5. Step 5: Solve for x
    x = 8,713,632.74/3,060.55
  6. Step 6: Final answer
    x = 2,847.08

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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.