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Finding the Fourth Proportional to 5,982.64, 8,256.32 and 3,330.22

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Solution

The fourth proportional to 5,982.64, 8,256.32 and 3,330.22 is: 4,595.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,982.64 : 8,256.32 = 3,330.22 : x
  2. Step 2: Convert to fraction form
    5,982.64/8,256.32 = 3,330.22/x
  3. Step 3: Cross multiply
    5,982.64x = 8,256.32 × 3,330.22
  4. Step 4: Simplify right side
    5,982.64x = 27,495,361.99
  5. Step 5: Solve for x
    x = 27,495,361.99/5,982.64
  6. Step 6: Final answer
    x = 4,595.86

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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.