Home / 1,862.06-2,569.71-1,022.84

Finding the Fourth Proportional to 1,862.06, 2,569.71 and 1,022.84

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Solution

The fourth proportional to 1,862.06, 2,569.71 and 1,022.84 is: 1,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.06 : 2,569.71 = 1,022.84 : x
  2. Step 2: Convert to fraction form
    1,862.06/2,569.71 = 1,022.84/x
  3. Step 3: Cross multiply
    1,862.06x = 2,569.71 × 1,022.84
  4. Step 4: Simplify right side
    1,862.06x = 2,628,417.25
  5. Step 5: Solve for x
    x = 2,628,417.25/1,862.06
  6. Step 6: Final answer
    x = 1,411.56

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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.