Home / 3,672.32-5,068.87-2,237.20

Finding the Fourth Proportional to 3,672.32, 5,068.87 and 2,237.20

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Solution

The fourth proportional to 3,672.32, 5,068.87 and 2,237.20 is: 3,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.32 : 5,068.87 = 2,237.20 : x
  2. Step 2: Convert to fraction form
    3,672.32/5,068.87 = 2,237.20/x
  3. Step 3: Cross multiply
    3,672.32x = 5,068.87 × 2,237.20
  4. Step 4: Simplify right side
    3,672.32x = 11,340,057.70
  5. Step 5: Solve for x
    x = 11,340,057.70/3,672.32
  6. Step 6: Final answer
    x = 3,087.99

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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.