Home / 3,119.34-4,304.98-2,332.02

Finding the Fourth Proportional to 3,119.34, 4,304.98 and 2,332.02

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Solution

The fourth proportional to 3,119.34, 4,304.98 and 2,332.02 is: 3,218.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119.34 : 4,304.98 = 2,332.02 : x
  2. Step 2: Convert to fraction form
    3,119.34/4,304.98 = 2,332.02/x
  3. Step 3: Cross multiply
    3,119.34x = 4,304.98 × 2,332.02
  4. Step 4: Simplify right side
    3,119.34x = 10,039,299.46
  5. Step 5: Solve for x
    x = 10,039,299.46/3,119.34
  6. Step 6: Final answer
    x = 3,218.41

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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.