Home / 5,968.62-8,240.13-3,985.74

Finding the Fourth Proportional to 5,968.62, 8,240.13 and 3,985.74

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Solution

The fourth proportional to 5,968.62, 8,240.13 and 3,985.74 is: 5,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,968.62 : 8,240.13 = 3,985.74 : x
  2. Step 2: Convert to fraction form
    5,968.62/8,240.13 = 3,985.74/x
  3. Step 3: Cross multiply
    5,968.62x = 8,240.13 × 3,985.74
  4. Step 4: Simplify right side
    5,968.62x = 32,843,015.75
  5. Step 5: Solve for x
    x = 32,843,015.75/5,968.62
  6. Step 6: Final answer
    x = 5,502.61

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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.