Home / 1,513.08-2,093.58-1,317.24

Finding the Fourth Proportional to 1,513.08, 2,093.58 and 1,317.24

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Solution

The fourth proportional to 1,513.08, 2,093.58 and 1,317.24 is: 1,822.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.08 : 2,093.58 = 1,317.24 : x
  2. Step 2: Convert to fraction form
    1,513.08/2,093.58 = 1,317.24/x
  3. Step 3: Cross multiply
    1,513.08x = 2,093.58 × 1,317.24
  4. Step 4: Simplify right side
    1,513.08x = 2,757,747.32
  5. Step 5: Solve for x
    x = 2,757,747.32/1,513.08
  6. Step 6: Final answer
    x = 1,822.61

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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.