Home / 2,849.61-4,273.05-1,616.70

Finding the Fourth Proportional to 2,849.61, 4,273.05 and 1,616.70

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Solution

The fourth proportional to 2,849.61, 4,273.05 and 1,616.70 is: 2,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.61 : 4,273.05 = 1,616.70 : x
  2. Step 2: Convert to fraction form
    2,849.61/4,273.05 = 1,616.70/x
  3. Step 3: Cross multiply
    2,849.61x = 4,273.05 × 1,616.70
  4. Step 4: Simplify right side
    2,849.61x = 6,908,239.94
  5. Step 5: Solve for x
    x = 6,908,239.94/2,849.61
  6. Step 6: Final answer
    x = 2,424.28

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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.