Home / 4,414.08-6,620.32-3,111.52

Finding the Fourth Proportional to 4,414.08, 6,620.32 and 3,111.52

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Solution

The fourth proportional to 4,414.08, 6,620.32 and 3,111.52 is: 4,666.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.08 : 6,620.32 = 3,111.52 : x
  2. Step 2: Convert to fraction form
    4,414.08/6,620.32 = 3,111.52/x
  3. Step 3: Cross multiply
    4,414.08x = 6,620.32 × 3,111.52
  4. Step 4: Simplify right side
    4,414.08x = 20,599,258.09
  5. Step 5: Solve for x
    x = 20,599,258.09/4,414.08
  6. Step 6: Final answer
    x = 4,666.72

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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.