Home / 1,828.71-2,738.61-1,569.51

Finding the Fourth Proportional to 1,828.71, 2,738.61 and 1,569.51

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Solution

The fourth proportional to 1,828.71, 2,738.61 and 1,569.51 is: 2,350.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.71 : 2,738.61 = 1,569.51 : x
  2. Step 2: Convert to fraction form
    1,828.71/2,738.61 = 1,569.51/x
  3. Step 3: Cross multiply
    1,828.71x = 2,738.61 × 1,569.51
  4. Step 4: Simplify right side
    1,828.71x = 4,298,275.78
  5. Step 5: Solve for x
    x = 4,298,275.78/1,828.71
  6. Step 6: Final answer
    x = 2,350.44

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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.