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Finding the Fourth Proportional to 5,776.38, 8,667.66 and 5,673.42

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Solution

The fourth proportional to 5,776.38, 8,667.66 and 5,673.42 is: 8,513.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,776.38 : 8,667.66 = 5,673.42 : x
  2. Step 2: Convert to fraction form
    5,776.38/8,667.66 = 5,673.42/x
  3. Step 3: Cross multiply
    5,776.38x = 8,667.66 × 5,673.42
  4. Step 4: Simplify right side
    5,776.38x = 49,175,275.60
  5. Step 5: Solve for x
    x = 49,175,275.60/5,776.38
  6. Step 6: Final answer
    x = 8,513.16

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1.5x scale

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.