Home / 3,966.60-5,468.28-2,706.05

Finding the Fourth Proportional to 3,966.60, 5,468.28 and 2,706.05

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Solution

The fourth proportional to 3,966.60, 5,468.28 and 2,706.05 is: 3,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.60 : 5,468.28 = 2,706.05 : x
  2. Step 2: Convert to fraction form
    3,966.60/5,468.28 = 2,706.05/x
  3. Step 3: Cross multiply
    3,966.60x = 5,468.28 × 2,706.05
  4. Step 4: Simplify right side
    3,966.60x = 14,797,411.75
  5. Step 5: Solve for x
    x = 14,797,411.75/3,966.60
  6. Step 6: Final answer
    x = 3,730.50

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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.