Home / 3,036.45-4,189.54-2,329.02

Finding the Fourth Proportional to 3,036.45, 4,189.54 and 2,329.02

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Solution

The fourth proportional to 3,036.45, 4,189.54 and 2,329.02 is: 3,213.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.45 : 4,189.54 = 2,329.02 : x
  2. Step 2: Convert to fraction form
    3,036.45/4,189.54 = 2,329.02/x
  3. Step 3: Cross multiply
    3,036.45x = 4,189.54 × 2,329.02
  4. Step 4: Simplify right side
    3,036.45x = 9,757,495.68
  5. Step 5: Solve for x
    x = 9,757,495.68/3,036.45
  6. Step 6: Final answer
    x = 3,213.46

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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.