Home / 1,813.22-2,502.20-1,027.52

Finding the Fourth Proportional to 1,813.22, 2,502.20 and 1,027.52

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Solution

The fourth proportional to 1,813.22, 2,502.20 and 1,027.52 is: 1,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813.22 : 2,502.20 = 1,027.52 : x
  2. Step 2: Convert to fraction form
    1,813.22/2,502.20 = 1,027.52/x
  3. Step 3: Cross multiply
    1,813.22x = 2,502.20 × 1,027.52
  4. Step 4: Simplify right side
    1,813.22x = 2,571,055.41
  5. Step 5: Solve for x
    x = 2,571,055.41/1,813.22
  6. Step 6: Final answer
    x = 1,417.95

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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.