Home / 3,643.24-5,032.10-3,617.64

Finding the Fourth Proportional to 3,643.24, 5,032.10 and 3,617.64

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Solution

The fourth proportional to 3,643.24, 5,032.10 and 3,617.64 is: 4,996.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.24 : 5,032.10 = 3,617.64 : x
  2. Step 2: Convert to fraction form
    3,643.24/5,032.10 = 3,617.64/x
  3. Step 3: Cross multiply
    3,643.24x = 5,032.10 × 3,617.64
  4. Step 4: Simplify right side
    3,643.24x = 18,204,326.24
  5. Step 5: Solve for x
    x = 18,204,326.24/3,643.24
  6. Step 6: Final answer
    x = 4,996.74

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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.