Home / 1,862.08-2,569.75-1,022.82

Finding the Fourth Proportional to 1,862.08, 2,569.75 and 1,022.82

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Solution

The fourth proportional to 1,862.08, 2,569.75 and 1,022.82 is: 1,411.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.08 : 2,569.75 = 1,022.82 : x
  2. Step 2: Convert to fraction form
    1,862.08/2,569.75 = 1,022.82/x
  3. Step 3: Cross multiply
    1,862.08x = 2,569.75 × 1,022.82
  4. Step 4: Simplify right side
    1,862.08x = 2,628,391.70
  5. Step 5: Solve for x
    x = 2,628,391.70/1,862.08
  6. Step 6: Final answer
    x = 1,411.54

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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.