Home / 3,643.24-5,030.07-3,249.58

Finding the Fourth Proportional to 3,643.24, 5,030.07 and 3,249.58

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Solution

The fourth proportional to 3,643.24, 5,030.07 and 3,249.58 is: 4,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.24 : 5,030.07 = 3,249.58 : x
  2. Step 2: Convert to fraction form
    3,643.24/5,030.07 = 3,249.58/x
  3. Step 3: Cross multiply
    3,643.24x = 5,030.07 × 3,249.58
  4. Step 4: Simplify right side
    3,643.24x = 16,345,614.87
  5. Step 5: Solve for x
    x = 16,345,614.87/3,643.24
  6. Step 6: Final answer
    x = 4,486.56

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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.