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Finding the Fourth Proportional to 4,893.58, 6,753.84 and 3,219.84

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Solution

The fourth proportional to 4,893.58, 6,753.84 and 3,219.84 is: 4,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.58 : 6,753.84 = 3,219.84 : x
  2. Step 2: Convert to fraction form
    4,893.58/6,753.84 = 3,219.84/x
  3. Step 3: Cross multiply
    4,893.58x = 6,753.84 × 3,219.84
  4. Step 4: Simplify right side
    4,893.58x = 21,746,300.16
  5. Step 5: Solve for x
    x = 21,746,300.16/4,893.58
  6. Step 6: Final answer
    x = 4,443.84

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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.