Home / 3,635.72-5,024.10-2,972.32

Finding the Fourth Proportional to 3,635.72, 5,024.10 and 2,972.32

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Solution

The fourth proportional to 3,635.72, 5,024.10 and 2,972.32 is: 4,107.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.72 : 5,024.10 = 2,972.32 : x
  2. Step 2: Convert to fraction form
    3,635.72/5,024.10 = 2,972.32/x
  3. Step 3: Cross multiply
    3,635.72x = 5,024.10 × 2,972.32
  4. Step 4: Simplify right side
    3,635.72x = 14,933,232.91
  5. Step 5: Solve for x
    x = 14,933,232.91/3,635.72
  6. Step 6: Final answer
    x = 4,107.37

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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.