Home / 3,616.24-5,415.51-3,265.64

Finding the Fourth Proportional to 3,616.24, 5,415.51 and 3,265.64

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Solution

The fourth proportional to 3,616.24, 5,415.51 and 3,265.64 is: 4,890.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.24 : 5,415.51 = 3,265.64 : x
  2. Step 2: Convert to fraction form
    3,616.24/5,415.51 = 3,265.64/x
  3. Step 3: Cross multiply
    3,616.24x = 5,415.51 × 3,265.64
  4. Step 4: Simplify right side
    3,616.24x = 17,685,111.55
  5. Step 5: Solve for x
    x = 17,685,111.55/3,616.24
  6. Step 6: Final answer
    x = 4,890.47

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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.