Home / 4,186.20-5,776.95-2,418.36

Finding the Fourth Proportional to 4,186.20, 5,776.95 and 2,418.36

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Solution

The fourth proportional to 4,186.20, 5,776.95 and 2,418.36 is: 3,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.20 : 5,776.95 = 2,418.36 : x
  2. Step 2: Convert to fraction form
    4,186.20/5,776.95 = 2,418.36/x
  3. Step 3: Cross multiply
    4,186.20x = 5,776.95 × 2,418.36
  4. Step 4: Simplify right side
    4,186.20x = 13,970,744.80
  5. Step 5: Solve for x
    x = 13,970,744.80/4,186.20
  6. Step 6: Final answer
    x = 3,337.33

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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.