Home / 1,557.44-2,335.14-1,092.63

Finding the Fourth Proportional to 1,557.44, 2,335.14 and 1,092.63

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Solution

The fourth proportional to 1,557.44, 2,335.14 and 1,092.63 is: 1,638.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557.44 : 2,335.14 = 1,092.63 : x
  2. Step 2: Convert to fraction form
    1,557.44/2,335.14 = 1,092.63/x
  3. Step 3: Cross multiply
    1,557.44x = 2,335.14 × 1,092.63
  4. Step 4: Simplify right side
    1,557.44x = 2,551,444.02
  5. Step 5: Solve for x
    x = 2,551,444.02/1,557.44
  6. Step 6: Final answer
    x = 1,638.23

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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.