Home / 4,651.08-6,399.45-4,019.58

Finding the Fourth Proportional to 4,651.08, 6,399.45 and 4,019.58

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Solution

The fourth proportional to 4,651.08, 6,399.45 and 4,019.58 is: 5,530.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.08 : 6,399.45 = 4,019.58 : x
  2. Step 2: Convert to fraction form
    4,651.08/6,399.45 = 4,019.58/x
  3. Step 3: Cross multiply
    4,651.08x = 6,399.45 × 4,019.58
  4. Step 4: Simplify right side
    4,651.08x = 25,723,101.23
  5. Step 5: Solve for x
    x = 25,723,101.23/4,651.08
  6. Step 6: Final answer
    x = 5,530.57

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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.