Home / 5,855.19-8,077.46-3,369.75

Finding the Fourth Proportional to 5,855.19, 8,077.46 and 3,369.75

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Solution

The fourth proportional to 5,855.19, 8,077.46 and 3,369.75 is: 4,648.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.19 : 8,077.46 = 3,369.75 : x
  2. Step 2: Convert to fraction form
    5,855.19/8,077.46 = 3,369.75/x
  3. Step 3: Cross multiply
    5,855.19x = 8,077.46 × 3,369.75
  4. Step 4: Simplify right side
    5,855.19x = 27,219,003.99
  5. Step 5: Solve for x
    x = 27,219,003.99/5,855.19
  6. Step 6: Final answer
    x = 4,648.70

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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.