Home / 3,631.17-5,448.81-3,114.48

Finding the Fourth Proportional to 3,631.17, 5,448.81 and 3,114.48

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Solution

The fourth proportional to 3,631.17, 5,448.81 and 3,114.48 is: 4,673.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631.17 : 5,448.81 = 3,114.48 : x
  2. Step 2: Convert to fraction form
    3,631.17/5,448.81 = 3,114.48/x
  3. Step 3: Cross multiply
    3,631.17x = 5,448.81 × 3,114.48
  4. Step 4: Simplify right side
    3,631.17x = 16,970,209.77
  5. Step 5: Solve for x
    x = 16,970,209.77/3,631.17
  6. Step 6: Final answer
    x = 4,673.48

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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.