Home / 1,826.36-2,520.28-1,040.48

Finding the Fourth Proportional to 1,826.36, 2,520.28 and 1,040.48

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Solution

The fourth proportional to 1,826.36, 2,520.28 and 1,040.48 is: 1,435.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.36 : 2,520.28 = 1,040.48 : x
  2. Step 2: Convert to fraction form
    1,826.36/2,520.28 = 1,040.48/x
  3. Step 3: Cross multiply
    1,826.36x = 2,520.28 × 1,040.48
  4. Step 4: Simplify right side
    1,826.36x = 2,622,300.93
  5. Step 5: Solve for x
    x = 2,622,300.93/1,826.36
  6. Step 6: Final answer
    x = 1,435.81

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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.