Home / 3,047.88-4,206.08-1,650.62

Finding the Fourth Proportional to 3,047.88, 4,206.08 and 1,650.62

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Solution

The fourth proportional to 3,047.88, 4,206.08 and 1,650.62 is: 2,277.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.88 : 4,206.08 = 1,650.62 : x
  2. Step 2: Convert to fraction form
    3,047.88/4,206.08 = 1,650.62/x
  3. Step 3: Cross multiply
    3,047.88x = 4,206.08 × 1,650.62
  4. Step 4: Simplify right side
    3,047.88x = 6,942,639.77
  5. Step 5: Solve for x
    x = 6,942,639.77/3,047.88
  6. Step 6: Final answer
    x = 2,277.86

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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.