Home / 1,591.43-2,195.76-962.33

Finding the Fourth Proportional to 1,591.43, 2,195.76 and 962.33

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Solution

The fourth proportional to 1,591.43, 2,195.76 and 962.33 is: 1,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591.43 : 2,195.76 = 962.33 : x
  2. Step 2: Convert to fraction form
    1,591.43/2,195.76 = 962.33/x
  3. Step 3: Cross multiply
    1,591.43x = 2,195.76 × 962.33
  4. Step 4: Simplify right side
    1,591.43x = 2,113,038.35
  5. Step 5: Solve for x
    x = 2,113,038.35/1,591.43
  6. Step 6: Final answer
    x = 1,327.76

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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.