Home / 5,304.31-7,320-2,946.44

Finding the Fourth Proportional to 5,304.31, 7,320 and 2,946.44

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Solution

The fourth proportional to 5,304.31, 7,320 and 2,946.44 is: 4,066.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.31 : 7,320 = 2,946.44 : x
  2. Step 2: Convert to fraction form
    5,304.31/7,320 = 2,946.44/x
  3. Step 3: Cross multiply
    5,304.31x = 7,320 × 2,946.44
  4. Step 4: Simplify right side
    5,304.31x = 21,567,940.80
  5. Step 5: Solve for x
    x = 21,567,940.80/5,304.31
  6. Step 6: Final answer
    x = 4,066.12

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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.