Home / 4,644.28-6,969.30-4,166.20

Finding the Fourth Proportional to 4,644.28, 6,969.30 and 4,166.20

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Solution

The fourth proportional to 4,644.28, 6,969.30 and 4,166.20 is: 6,251.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.28 : 6,969.30 = 4,166.20 : x
  2. Step 2: Convert to fraction form
    4,644.28/6,969.30 = 4,166.20/x
  3. Step 3: Cross multiply
    4,644.28x = 6,969.30 × 4,166.20
  4. Step 4: Simplify right side
    4,644.28x = 29,035,497.66
  5. Step 5: Solve for x
    x = 29,035,497.66/4,644.28
  6. Step 6: Final answer
    x = 6,251.88

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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.