Home / 1,718.45-2,371.44-962.22

Finding the Fourth Proportional to 1,718.45, 2,371.44 and 962.22

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Solution

The fourth proportional to 1,718.45, 2,371.44 and 962.22 is: 1,327.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718.45 : 2,371.44 = 962.22 : x
  2. Step 2: Convert to fraction form
    1,718.45/2,371.44 = 962.22/x
  3. Step 3: Cross multiply
    1,718.45x = 2,371.44 × 962.22
  4. Step 4: Simplify right side
    1,718.45x = 2,281,847.00
  5. Step 5: Solve for x
    x = 2,281,847.00/1,718.45
  6. Step 6: Final answer
    x = 1,327.85

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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.