Home / 1,860.92-2,569.26-1,661.41

Finding the Fourth Proportional to 1,860.92, 2,569.26 and 1,661.41

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Solution

The fourth proportional to 1,860.92, 2,569.26 and 1,661.41 is: 2,293.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.92 : 2,569.26 = 1,661.41 : x
  2. Step 2: Convert to fraction form
    1,860.92/2,569.26 = 1,661.41/x
  3. Step 3: Cross multiply
    1,860.92x = 2,569.26 × 1,661.41
  4. Step 4: Simplify right side
    1,860.92x = 4,268,581.41
  5. Step 5: Solve for x
    x = 4,268,581.41/1,860.92
  6. Step 6: Final answer
    x = 2,293.80

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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.