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Finding the Fourth Proportional to 5,304.62, 7,320.27 and 2,946.68

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Solution

The fourth proportional to 5,304.62, 7,320.27 and 2,946.68 is: 4,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.62 : 7,320.27 = 2,946.68 : x
  2. Step 2: Convert to fraction form
    5,304.62/7,320.27 = 2,946.68/x
  3. Step 3: Cross multiply
    5,304.62x = 7,320.27 × 2,946.68
  4. Step 4: Simplify right side
    5,304.62x = 21,570,493.20
  5. Step 5: Solve for x
    x = 21,570,493.20/5,304.62
  6. Step 6: Final answer
    x = 4,066.36

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1.5x scale

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.