Home / 5,838.66-8,057.36-3,186.12

Finding the Fourth Proportional to 5,838.66, 8,057.36 and 3,186.12

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Solution

The fourth proportional to 5,838.66, 8,057.36 and 3,186.12 is: 4,396.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.66 : 8,057.36 = 3,186.12 : x
  2. Step 2: Convert to fraction form
    5,838.66/8,057.36 = 3,186.12/x
  3. Step 3: Cross multiply
    5,838.66x = 8,057.36 × 3,186.12
  4. Step 4: Simplify right side
    5,838.66x = 25,671,715.84
  5. Step 5: Solve for x
    x = 25,671,715.84/5,838.66
  6. Step 6: Final answer
    x = 4,396.85

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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.