Home / 3,646.08-5,028.48-2,406.24

Finding the Fourth Proportional to 3,646.08, 5,028.48 and 2,406.24

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Solution

The fourth proportional to 3,646.08, 5,028.48 and 2,406.24 is: 3,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.08 : 5,028.48 = 2,406.24 : x
  2. Step 2: Convert to fraction form
    3,646.08/5,028.48 = 2,406.24/x
  3. Step 3: Cross multiply
    3,646.08x = 5,028.48 × 2,406.24
  4. Step 4: Simplify right side
    3,646.08x = 12,099,729.72
  5. Step 5: Solve for x
    x = 12,099,729.72/3,646.08
  6. Step 6: Final answer
    x = 3,318.56

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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.