Home / 1,826.61-2,520.48-1,040.37

Finding the Fourth Proportional to 1,826.61, 2,520.48 and 1,040.37

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Solution

The fourth proportional to 1,826.61, 2,520.48 and 1,040.37 is: 1,435.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.61 : 2,520.48 = 1,040.37 : x
  2. Step 2: Convert to fraction form
    1,826.61/2,520.48 = 1,040.37/x
  3. Step 3: Cross multiply
    1,826.61x = 2,520.48 × 1,040.37
  4. Step 4: Simplify right side
    1,826.61x = 2,622,231.78
  5. Step 5: Solve for x
    x = 2,622,231.78/1,826.61
  6. Step 6: Final answer
    x = 1,435.57

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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.