Home / 4,464.05-6,690.81-1,540.76

Finding the Fourth Proportional to 4,464.05, 6,690.81 and 1,540.76

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Solution

The fourth proportional to 4,464.05, 6,690.81 and 1,540.76 is: 2,309.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,464.05 : 6,690.81 = 1,540.76 : x
  2. Step 2: Convert to fraction form
    4,464.05/6,690.81 = 1,540.76/x
  3. Step 3: Cross multiply
    4,464.05x = 6,690.81 × 1,540.76
  4. Step 4: Simplify right side
    4,464.05x = 10,308,932.42
  5. Step 5: Solve for x
    x = 10,308,932.42/4,464.05
  6. Step 6: Final answer
    x = 2,309.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.