Home / 4,719.08-6,511.92-2,729.75

Finding the Fourth Proportional to 4,719.08, 6,511.92 and 2,729.75

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Solution

The fourth proportional to 4,719.08, 6,511.92 and 2,729.75 is: 3,766.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719.08 : 6,511.92 = 2,729.75 : x
  2. Step 2: Convert to fraction form
    4,719.08/6,511.92 = 2,729.75/x
  3. Step 3: Cross multiply
    4,719.08x = 6,511.92 × 2,729.75
  4. Step 4: Simplify right side
    4,719.08x = 17,775,881.06
  5. Step 5: Solve for x
    x = 17,775,881.06/4,719.08
  6. Step 6: Final answer
    x = 3,766.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.