Home / 3,464.08-4,780.25-1,891.87

Finding the Fourth Proportional to 3,464.08, 4,780.25 and 1,891.87

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Solution

The fourth proportional to 3,464.08, 4,780.25 and 1,891.87 is: 2,610.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.08 : 4,780.25 = 1,891.87 : x
  2. Step 2: Convert to fraction form
    3,464.08/4,780.25 = 1,891.87/x
  3. Step 3: Cross multiply
    3,464.08x = 4,780.25 × 1,891.87
  4. Step 4: Simplify right side
    3,464.08x = 9,043,597.25
  5. Step 5: Solve for x
    x = 9,043,597.25/3,464.08
  6. Step 6: Final answer
    x = 2,610.68

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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.