Home / 3,966.29-5,946.43-2,405.89

Finding the Fourth Proportional to 3,966.29, 5,946.43 and 2,405.89

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Solution

The fourth proportional to 3,966.29, 5,946.43 and 2,405.89 is: 3,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.29 : 5,946.43 = 2,405.89 : x
  2. Step 2: Convert to fraction form
    3,966.29/5,946.43 = 2,405.89/x
  3. Step 3: Cross multiply
    3,966.29x = 5,946.43 × 2,405.89
  4. Step 4: Simplify right side
    3,966.29x = 14,306,444.44
  5. Step 5: Solve for x
    x = 14,306,444.44/3,966.29
  6. Step 6: Final answer
    x = 3,607.01

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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.