Home / 4,684.94-6,464.71-2,695.78

Finding the Fourth Proportional to 4,684.94, 6,464.71 and 2,695.78

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Solution

The fourth proportional to 4,684.94, 6,464.71 and 2,695.78 is: 3,719.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.94 : 6,464.71 = 2,695.78 : x
  2. Step 2: Convert to fraction form
    4,684.94/6,464.71 = 2,695.78/x
  3. Step 3: Cross multiply
    4,684.94x = 6,464.71 × 2,695.78
  4. Step 4: Simplify right side
    4,684.94x = 17,427,447.37
  5. Step 5: Solve for x
    x = 17,427,447.37/4,684.94
  6. Step 6: Final answer
    x = 3,719.89

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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.