Home / 6,131.52-8,464.65-3,614.44

Finding the Fourth Proportional to 6,131.52, 8,464.65 and 3,614.44

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Solution

The fourth proportional to 6,131.52, 8,464.65 and 3,614.44 is: 4,989.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.52 : 8,464.65 = 3,614.44 : x
  2. Step 2: Convert to fraction form
    6,131.52/8,464.65 = 3,614.44/x
  3. Step 3: Cross multiply
    6,131.52x = 8,464.65 × 3,614.44
  4. Step 4: Simplify right side
    6,131.52x = 30,595,012.81
  5. Step 5: Solve for x
    x = 30,595,012.81/6,131.52
  6. Step 6: Final answer
    x = 4,989.79

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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.