Home / 5,914.19-8,165.39-3,679.11

Finding the Fourth Proportional to 5,914.19, 8,165.39 and 3,679.11

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Solution

The fourth proportional to 5,914.19, 8,165.39 and 3,679.11 is: 5,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,914.19 : 8,165.39 = 3,679.11 : x
  2. Step 2: Convert to fraction form
    5,914.19/8,165.39 = 3,679.11/x
  3. Step 3: Cross multiply
    5,914.19x = 8,165.39 × 3,679.11
  4. Step 4: Simplify right side
    5,914.19x = 30,041,349.61
  5. Step 5: Solve for x
    x = 30,041,349.61/5,914.19
  6. Step 6: Final answer
    x = 5,079.54

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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.