Home / 5,670.72-8,473.55-4,329.09

Finding the Fourth Proportional to 5,670.72, 8,473.55 and 4,329.09

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Solution

The fourth proportional to 5,670.72, 8,473.55 and 4,329.09 is: 6,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,670.72 : 8,473.55 = 4,329.09 : x
  2. Step 2: Convert to fraction form
    5,670.72/8,473.55 = 4,329.09/x
  3. Step 3: Cross multiply
    5,670.72x = 8,473.55 × 4,329.09
  4. Step 4: Simplify right side
    5,670.72x = 36,682,760.57
  5. Step 5: Solve for x
    x = 36,682,760.57/5,670.72
  6. Step 6: Final answer
    x = 6,468.80

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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.