Home / 3,966.90-5,947.96-2,094.28

Finding the Fourth Proportional to 3,966.90, 5,947.96 and 2,094.28

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Solution

The fourth proportional to 3,966.90, 5,947.96 and 2,094.28 is: 3,140.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.90 : 5,947.96 = 2,094.28 : x
  2. Step 2: Convert to fraction form
    3,966.90/5,947.96 = 2,094.28/x
  3. Step 3: Cross multiply
    3,966.90x = 5,947.96 × 2,094.28
  4. Step 4: Simplify right side
    3,966.90x = 12,456,688.33
  5. Step 5: Solve for x
    x = 12,456,688.33/3,966.90
  6. Step 6: Final answer
    x = 3,140.16

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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.