Home / 1,755.36-2,421.20-1,092.32

Finding the Fourth Proportional to 1,755.36, 2,421.20 and 1,092.32

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Solution

The fourth proportional to 1,755.36, 2,421.20 and 1,092.32 is: 1,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.36 : 2,421.20 = 1,092.32 : x
  2. Step 2: Convert to fraction form
    1,755.36/2,421.20 = 1,092.32/x
  3. Step 3: Cross multiply
    1,755.36x = 2,421.20 × 1,092.32
  4. Step 4: Simplify right side
    1,755.36x = 2,644,725.18
  5. Step 5: Solve for x
    x = 2,644,725.18/1,755.36
  6. Step 6: Final answer
    x = 1,506.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.