Home / 4,620.08-6,375.12-2,630.36

Finding the Fourth Proportional to 4,620.08, 6,375.12 and 2,630.36

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Solution

The fourth proportional to 4,620.08, 6,375.12 and 2,630.36 is: 3,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.08 : 6,375.12 = 2,630.36 : x
  2. Step 2: Convert to fraction form
    4,620.08/6,375.12 = 2,630.36/x
  3. Step 3: Cross multiply
    4,620.08x = 6,375.12 × 2,630.36
  4. Step 4: Simplify right side
    4,620.08x = 16,768,860.64
  5. Step 5: Solve for x
    x = 16,768,860.64/4,620.08
  6. Step 6: Final answer
    x = 3,629.56

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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.