Home / 3,059.25-4,222.13-1,817.25

Finding the Fourth Proportional to 3,059.25, 4,222.13 and 1,817.25

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Solution

The fourth proportional to 3,059.25, 4,222.13 and 1,817.25 is: 2,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.25 : 4,222.13 = 1,817.25 : x
  2. Step 2: Convert to fraction form
    3,059.25/4,222.13 = 1,817.25/x
  3. Step 3: Cross multiply
    3,059.25x = 4,222.13 × 1,817.25
  4. Step 4: Simplify right side
    3,059.25x = 7,672,665.74
  5. Step 5: Solve for x
    x = 7,672,665.74/3,059.25
  6. Step 6: Final answer
    x = 2,508.02

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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.