Home / 4,111.08-6,177.78-2,164.20

Finding the Fourth Proportional to 4,111.08, 6,177.78 and 2,164.20

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Solution

The fourth proportional to 4,111.08, 6,177.78 and 2,164.20 is: 3,252.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111.08 : 6,177.78 = 2,164.20 : x
  2. Step 2: Convert to fraction form
    4,111.08/6,177.78 = 2,164.20/x
  3. Step 3: Cross multiply
    4,111.08x = 6,177.78 × 2,164.20
  4. Step 4: Simplify right side
    4,111.08x = 13,369,951.48
  5. Step 5: Solve for x
    x = 13,369,951.48/4,111.08
  6. Step 6: Final answer
    x = 3,252.17

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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.