Home / 3,059.21-4,220.25-2,064.80

Finding the Fourth Proportional to 3,059.21, 4,220.25 and 2,064.80

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Solution

The fourth proportional to 3,059.21, 4,220.25 and 2,064.80 is: 2,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.21 : 4,220.25 = 2,064.80 : x
  2. Step 2: Convert to fraction form
    3,059.21/4,220.25 = 2,064.80/x
  3. Step 3: Cross multiply
    3,059.21x = 4,220.25 × 2,064.80
  4. Step 4: Simplify right side
    3,059.21x = 8,713,951.10
  5. Step 5: Solve for x
    x = 8,713,951.10/3,059.21
  6. Step 6: Final answer
    x = 2,848.44

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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.