Home / 1,824.63-2,722.51-1,782.61

Finding the Fourth Proportional to 1,824.63, 2,722.51 and 1,782.61

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Solution

The fourth proportional to 1,824.63, 2,722.51 and 1,782.61 is: 2,659.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.63 : 2,722.51 = 1,782.61 : x
  2. Step 2: Convert to fraction form
    1,824.63/2,722.51 = 1,782.61/x
  3. Step 3: Cross multiply
    1,824.63x = 2,722.51 × 1,782.61
  4. Step 4: Simplify right side
    1,824.63x = 4,853,168.97
  5. Step 5: Solve for x
    x = 4,853,168.97/1,824.63
  6. Step 6: Final answer
    x = 2,659.82

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.