Home / 2,733.71-3,769.61-1,790.33

Finding the Fourth Proportional to 2,733.71, 3,769.61 and 1,790.33

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Solution

The fourth proportional to 2,733.71, 3,769.61 and 1,790.33 is: 2,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.71 : 3,769.61 = 1,790.33 : x
  2. Step 2: Convert to fraction form
    2,733.71/3,769.61 = 1,790.33/x
  3. Step 3: Cross multiply
    2,733.71x = 3,769.61 × 1,790.33
  4. Step 4: Simplify right side
    2,733.71x = 6,748,818.07
  5. Step 5: Solve for x
    x = 6,748,818.07/2,733.71
  6. Step 6: Final answer
    x = 2,468.74

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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.