Home / 2,738.34-3,769.77-2,612.80

Finding the Fourth Proportional to 2,738.34, 3,769.77 and 2,612.80

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Solution

The fourth proportional to 2,738.34, 3,769.77 and 2,612.80 is: 3,596.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.34 : 3,769.77 = 2,612.80 : x
  2. Step 2: Convert to fraction form
    2,738.34/3,769.77 = 2,612.80/x
  3. Step 3: Cross multiply
    2,738.34x = 3,769.77 × 2,612.80
  4. Step 4: Simplify right side
    2,738.34x = 9,849,655.06
  5. Step 5: Solve for x
    x = 9,849,655.06/2,738.34
  6. Step 6: Final answer
    x = 3,596.94

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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.