Home / 3,343.37-4,613.85-2,166.49

Finding the Fourth Proportional to 3,343.37, 4,613.85 and 2,166.49

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Solution

The fourth proportional to 3,343.37, 4,613.85 and 2,166.49 is: 2,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.37 : 4,613.85 = 2,166.49 : x
  2. Step 2: Convert to fraction form
    3,343.37/4,613.85 = 2,166.49/x
  3. Step 3: Cross multiply
    3,343.37x = 4,613.85 × 2,166.49
  4. Step 4: Simplify right side
    3,343.37x = 9,995,848.35
  5. Step 5: Solve for x
    x = 9,995,848.35/3,343.37
  6. Step 6: Final answer
    x = 2,989.76

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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.