Home / 3,635.59-5,477.68-3,289.36

Finding the Fourth Proportional to 3,635.59, 5,477.68 and 3,289.36

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Solution

The fourth proportional to 3,635.59, 5,477.68 and 3,289.36 is: 4,956.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.59 : 5,477.68 = 3,289.36 : x
  2. Step 2: Convert to fraction form
    3,635.59/5,477.68 = 3,289.36/x
  3. Step 3: Cross multiply
    3,635.59x = 5,477.68 × 3,289.36
  4. Step 4: Simplify right side
    3,635.59x = 18,018,061.48
  5. Step 5: Solve for x
    x = 18,018,061.48/3,635.59
  6. Step 6: Final answer
    x = 4,956.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.