Home / 1,126.92-1,682.22-973.83

Finding the Fourth Proportional to 1,126.92, 1,682.22 and 973.83

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Solution

The fourth proportional to 1,126.92, 1,682.22 and 973.83 is: 1,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126.92 : 1,682.22 = 973.83 : x
  2. Step 2: Convert to fraction form
    1,126.92/1,682.22 = 973.83/x
  3. Step 3: Cross multiply
    1,126.92x = 1,682.22 × 973.83
  4. Step 4: Simplify right side
    1,126.92x = 1,638,196.30
  5. Step 5: Solve for x
    x = 1,638,196.30/1,126.92
  6. Step 6: Final answer
    x = 1,453.69

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.