Home / 4,118.82-6,177.60-1,345.48

Finding the Fourth Proportional to 4,118.82, 6,177.60 and 1,345.48

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Solution

The fourth proportional to 4,118.82, 6,177.60 and 1,345.48 is: 2,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.82 : 6,177.60 = 1,345.48 : x
  2. Step 2: Convert to fraction form
    4,118.82/6,177.60 = 1,345.48/x
  3. Step 3: Cross multiply
    4,118.82x = 6,177.60 × 1,345.48
  4. Step 4: Simplify right side
    4,118.82x = 8,311,837.25
  5. Step 5: Solve for x
    x = 8,311,837.25/4,118.82
  6. Step 6: Final answer
    x = 2,018.01

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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.