Home / 3,464.39-4,777.45-2,137.82

Finding the Fourth Proportional to 3,464.39, 4,777.45 and 2,137.82

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Solution

The fourth proportional to 3,464.39, 4,777.45 and 2,137.82 is: 2,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,464.39 : 4,777.45 = 2,137.82 : x
  2. Step 2: Convert to fraction form
    3,464.39/4,777.45 = 2,137.82/x
  3. Step 3: Cross multiply
    3,464.39x = 4,777.45 × 2,137.82
  4. Step 4: Simplify right side
    3,464.39x = 10,213,298.93
  5. Step 5: Solve for x
    x = 10,213,298.93/3,464.39
  6. Step 6: Final answer
    x = 2,948.08

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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.