Home / 9,966.28-14,949.42-3,389.08

Finding the Fourth Proportional to 9,966.28, 14,949.42 and 3,389.08

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Solution

The fourth proportional to 9,966.28, 14,949.42 and 3,389.08 is: 5,083.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966.28 : 14,949.42 = 3,389.08 : x
  2. Step 2: Convert to fraction form
    9,966.28/14,949.42 = 3,389.08/x
  3. Step 3: Cross multiply
    9,966.28x = 14,949.42 × 3,389.08
  4. Step 4: Simplify right side
    9,966.28x = 50,664,780.33
  5. Step 5: Solve for x
    x = 50,664,780.33/9,966.28
  6. Step 6: Final answer
    x = 5,083.62

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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.