Home / 2,769.69-3,818.50-2,237.97

Finding the Fourth Proportional to 2,769.69, 3,818.50 and 2,237.97

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Solution

The fourth proportional to 2,769.69, 3,818.50 and 2,237.97 is: 3,085.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.69 : 3,818.50 = 2,237.97 : x
  2. Step 2: Convert to fraction form
    2,769.69/3,818.50 = 2,237.97/x
  3. Step 3: Cross multiply
    2,769.69x = 3,818.50 × 2,237.97
  4. Step 4: Simplify right side
    2,769.69x = 8,545,688.45
  5. Step 5: Solve for x
    x = 8,545,688.45/2,769.69
  6. Step 6: Final answer
    x = 3,085.43

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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.