Home / 4,118.36-6,177.92-1,345.04

Finding the Fourth Proportional to 4,118.36, 6,177.92 and 1,345.04

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Solution

The fourth proportional to 4,118.36, 6,177.92 and 1,345.04 is: 2,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.36 : 6,177.92 = 1,345.04 : x
  2. Step 2: Convert to fraction form
    4,118.36/6,177.92 = 1,345.04/x
  3. Step 3: Cross multiply
    4,118.36x = 6,177.92 × 1,345.04
  4. Step 4: Simplify right side
    4,118.36x = 8,309,571.08
  5. Step 5: Solve for x
    x = 8,309,571.08/4,118.36
  6. Step 6: Final answer
    x = 2,017.69

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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.