Home / 3,345.24-4,616.51-2,168.36

Finding the Fourth Proportional to 3,345.24, 4,616.51 and 2,168.36

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Solution

The fourth proportional to 3,345.24, 4,616.51 and 2,168.36 is: 2,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.24 : 4,616.51 = 2,168.36 : x
  2. Step 2: Convert to fraction form
    3,345.24/4,616.51 = 2,168.36/x
  3. Step 3: Cross multiply
    3,345.24x = 4,616.51 × 2,168.36
  4. Step 4: Simplify right side
    3,345.24x = 10,010,255.62
  5. Step 5: Solve for x
    x = 10,010,255.62/3,345.24
  6. Step 6: Final answer
    x = 2,992.39

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Half scale
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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.