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Finding the Fourth Proportional to 4,966.28, 7,449.03 and 2,193.02

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Solution

The fourth proportional to 4,966.28, 7,449.03 and 2,193.02 is: 3,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.28 : 7,449.03 = 2,193.02 : x
  2. Step 2: Convert to fraction form
    4,966.28/7,449.03 = 2,193.02/x
  3. Step 3: Cross multiply
    4,966.28x = 7,449.03 × 2,193.02
  4. Step 4: Simplify right side
    4,966.28x = 16,335,871.77
  5. Step 5: Solve for x
    x = 16,335,871.77/4,966.28
  6. Step 6: Final answer
    x = 3,289.36

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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.