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Finding the Fourth Proportional to 4,333.92, 5,980.84 and 2,445.96

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Solution

The fourth proportional to 4,333.92, 5,980.84 and 2,445.96 is: 3,375.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333.92 : 5,980.84 = 2,445.96 : x
  2. Step 2: Convert to fraction form
    4,333.92/5,980.84 = 2,445.96/x
  3. Step 3: Cross multiply
    4,333.92x = 5,980.84 × 2,445.96
  4. Step 4: Simplify right side
    4,333.92x = 14,628,895.41
  5. Step 5: Solve for x
    x = 14,628,895.41/4,333.92
  6. Step 6: Final answer
    x = 3,375.44

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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.