Home / 1,862.09-2,793.14-1,039.13

Finding the Fourth Proportional to 1,862.09, 2,793.14 and 1,039.13

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Solution

The fourth proportional to 1,862.09, 2,793.14 and 1,039.13 is: 1,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862.09 : 2,793.14 = 1,039.13 : x
  2. Step 2: Convert to fraction form
    1,862.09/2,793.14 = 1,039.13/x
  3. Step 3: Cross multiply
    1,862.09x = 2,793.14 × 1,039.13
  4. Step 4: Simplify right side
    1,862.09x = 2,902,435.57
  5. Step 5: Solve for x
    x = 2,902,435.57/1,862.09
  6. Step 6: Final answer
    x = 1,558.70

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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.