Home / 3,903.23-5,388.30-2,412.02

Finding the Fourth Proportional to 3,903.23, 5,388.30 and 2,412.02

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Solution

The fourth proportional to 3,903.23, 5,388.30 and 2,412.02 is: 3,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.23 : 5,388.30 = 2,412.02 : x
  2. Step 2: Convert to fraction form
    3,903.23/5,388.30 = 2,412.02/x
  3. Step 3: Cross multiply
    3,903.23x = 5,388.30 × 2,412.02
  4. Step 4: Simplify right side
    3,903.23x = 12,996,700.84
  5. Step 5: Solve for x
    x = 12,996,700.84/3,903.23
  6. Step 6: Final answer
    x = 3,329.73

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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.