Home / 6,172.30-9,259.35-2,276.38

Finding the Fourth Proportional to 6,172.30, 9,259.35 and 2,276.38

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Solution

The fourth proportional to 6,172.30, 9,259.35 and 2,276.38 is: 3,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172.30 : 9,259.35 = 2,276.38 : x
  2. Step 2: Convert to fraction form
    6,172.30/9,259.35 = 2,276.38/x
  3. Step 3: Cross multiply
    6,172.30x = 9,259.35 × 2,276.38
  4. Step 4: Simplify right side
    6,172.30x = 21,077,799.15
  5. Step 5: Solve for x
    x = 21,077,799.15/6,172.30
  6. Step 6: Final answer
    x = 3,414.90

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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.