Home / 1,444.47-2,167.48-1,418.73

Finding the Fourth Proportional to 1,444.47, 2,167.48 and 1,418.73

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Solution

The fourth proportional to 1,444.47, 2,167.48 and 1,418.73 is: 2,128.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.47 : 2,167.48 = 1,418.73 : x
  2. Step 2: Convert to fraction form
    1,444.47/2,167.48 = 1,418.73/x
  3. Step 3: Cross multiply
    1,444.47x = 2,167.48 × 1,418.73
  4. Step 4: Simplify right side
    1,444.47x = 3,075,062.55
  5. Step 5: Solve for x
    x = 3,075,062.55/1,444.47
  6. Step 6: Final answer
    x = 2,128.86

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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.