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Finding the Fourth Proportional to 3,880.59, 5,822.04 and 2,238.32

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Solution

The fourth proportional to 3,880.59, 5,822.04 and 2,238.32 is: 3,358.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880.59 : 5,822.04 = 2,238.32 : x
  2. Step 2: Convert to fraction form
    3,880.59/5,822.04 = 2,238.32/x
  3. Step 3: Cross multiply
    3,880.59x = 5,822.04 × 2,238.32
  4. Step 4: Simplify right side
    3,880.59x = 13,031,581.30
  5. Step 5: Solve for x
    x = 13,031,581.30/3,880.59
  6. Step 6: Final answer
    x = 3,358.14

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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.