Home / 4,118.56-6,165.69-3,887.71

Finding the Fourth Proportional to 4,118.56, 6,165.69 and 3,887.71

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Solution

The fourth proportional to 4,118.56, 6,165.69 and 3,887.71 is: 5,820.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.56 : 6,165.69 = 3,887.71 : x
  2. Step 2: Convert to fraction form
    4,118.56/6,165.69 = 3,887.71/x
  3. Step 3: Cross multiply
    4,118.56x = 6,165.69 × 3,887.71
  4. Step 4: Simplify right side
    4,118.56x = 23,970,414.67
  5. Step 5: Solve for x
    x = 23,970,414.67/4,118.56
  6. Step 6: Final answer
    x = 5,820.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.