Home / 1,414.98-2,124.30-1,090.56

Finding the Fourth Proportional to 1,414.98, 2,124.30 and 1,090.56

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Solution

The fourth proportional to 1,414.98, 2,124.30 and 1,090.56 is: 1,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.98 : 2,124.30 = 1,090.56 : x
  2. Step 2: Convert to fraction form
    1,414.98/2,124.30 = 1,090.56/x
  3. Step 3: Cross multiply
    1,414.98x = 2,124.30 × 1,090.56
  4. Step 4: Simplify right side
    1,414.98x = 2,316,676.61
  5. Step 5: Solve for x
    x = 2,316,676.61/1,414.98
  6. Step 6: Final answer
    x = 1,637.25

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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.