Home / 2,849.45-4,274.93-1,206.06

Finding the Fourth Proportional to 2,849.45, 4,274.93 and 1,206.06

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Solution

The fourth proportional to 2,849.45, 4,274.93 and 1,206.06 is: 1,809.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.45 : 4,274.93 = 1,206.06 : x
  2. Step 2: Convert to fraction form
    2,849.45/4,274.93 = 1,206.06/x
  3. Step 3: Cross multiply
    2,849.45x = 4,274.93 × 1,206.06
  4. Step 4: Simplify right side
    2,849.45x = 5,155,816.05
  5. Step 5: Solve for x
    x = 5,155,816.05/2,849.45
  6. Step 6: Final answer
    x = 1,809.41

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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.