Home / 2,946.85-4,420.28-1,304.17

Finding the Fourth Proportional to 2,946.85, 4,420.28 and 1,304.17

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Solution

The fourth proportional to 2,946.85, 4,420.28 and 1,304.17 is: 1,956.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.85 : 4,420.28 = 1,304.17 : x
  2. Step 2: Convert to fraction form
    2,946.85/4,420.28 = 1,304.17/x
  3. Step 3: Cross multiply
    2,946.85x = 4,420.28 × 1,304.17
  4. Step 4: Simplify right side
    2,946.85x = 5,764,796.57
  5. Step 5: Solve for x
    x = 5,764,796.57/2,946.85
  6. Step 6: Final answer
    x = 1,956.26

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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.