Home / 4,634.60-6,395.80-2,645.42

Finding the Fourth Proportional to 4,634.60, 6,395.80 and 2,645.42

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Solution

The fourth proportional to 4,634.60, 6,395.80 and 2,645.42 is: 3,650.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,634.60 : 6,395.80 = 2,645.42 : x
  2. Step 2: Convert to fraction form
    4,634.60/6,395.80 = 2,645.42/x
  3. Step 3: Cross multiply
    4,634.60x = 6,395.80 × 2,645.42
  4. Step 4: Simplify right side
    4,634.60x = 16,919,577.24
  5. Step 5: Solve for x
    x = 16,919,577.24/4,634.60
  6. Step 6: Final answer
    x = 3,650.71

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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.