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Finding the Fourth Proportional to 5,667.62, 8,463.24 and 4,629.68

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Solution

The fourth proportional to 5,667.62, 8,463.24 and 4,629.68 is: 6,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667.62 : 8,463.24 = 4,629.68 : x
  2. Step 2: Convert to fraction form
    5,667.62/8,463.24 = 4,629.68/x
  3. Step 3: Cross multiply
    5,667.62x = 8,463.24 × 4,629.68
  4. Step 4: Simplify right side
    5,667.62x = 39,182,092.96
  5. Step 5: Solve for x
    x = 39,182,092.96/5,667.62
  6. Step 6: Final answer
    x = 6,913.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.