Home / 1,534.44-2,116.80-1,092.60

Finding the Fourth Proportional to 1,534.44, 2,116.80 and 1,092.60

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Solution

The fourth proportional to 1,534.44, 2,116.80 and 1,092.60 is: 1,507.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.44 : 2,116.80 = 1,092.60 : x
  2. Step 2: Convert to fraction form
    1,534.44/2,116.80 = 1,092.60/x
  3. Step 3: Cross multiply
    1,534.44x = 2,116.80 × 1,092.60
  4. Step 4: Simplify right side
    1,534.44x = 2,312,815.68
  5. Step 5: Solve for x
    x = 2,312,815.68/1,534.44
  6. Step 6: Final answer
    x = 1,507.27

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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.