Home / 3,100.30-4,646.40-2,233.60

Finding the Fourth Proportional to 3,100.30, 4,646.40 and 2,233.60

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Solution

The fourth proportional to 3,100.30, 4,646.40 and 2,233.60 is: 3,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100.30 : 4,646.40 = 2,233.60 : x
  2. Step 2: Convert to fraction form
    3,100.30/4,646.40 = 2,233.60/x
  3. Step 3: Cross multiply
    3,100.30x = 4,646.40 × 2,233.60
  4. Step 4: Simplify right side
    3,100.30x = 10,378,199.04
  5. Step 5: Solve for x
    x = 10,378,199.04/3,100.30
  6. Step 6: Final answer
    x = 3,347.48

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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.