Home / 3,642.96-5,464.68-1,336.08

Finding the Fourth Proportional to 3,642.96, 5,464.68 and 1,336.08

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Solution

The fourth proportional to 3,642.96, 5,464.68 and 1,336.08 is: 2,004.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.96 : 5,464.68 = 1,336.08 : x
  2. Step 2: Convert to fraction form
    3,642.96/5,464.68 = 1,336.08/x
  3. Step 3: Cross multiply
    3,642.96x = 5,464.68 × 1,336.08
  4. Step 4: Simplify right side
    3,642.96x = 7,301,249.65
  5. Step 5: Solve for x
    x = 7,301,249.65/3,642.96
  6. Step 6: Final answer
    x = 2,004.21

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1.5x scale

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.