Home / 1,962.83-2,706.41-1,332.86

Finding the Fourth Proportional to 1,962.83, 2,706.41 and 1,332.86

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Solution

The fourth proportional to 1,962.83, 2,706.41 and 1,332.86 is: 1,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962.83 : 2,706.41 = 1,332.86 : x
  2. Step 2: Convert to fraction form
    1,962.83/2,706.41 = 1,332.86/x
  3. Step 3: Cross multiply
    1,962.83x = 2,706.41 × 1,332.86
  4. Step 4: Simplify right side
    1,962.83x = 3,607,255.43
  5. Step 5: Solve for x
    x = 3,607,255.43/1,962.83
  6. Step 6: Final answer
    x = 1,837.78

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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.