Home / 1,957.83-2,936.60-1,135.59

Finding the Fourth Proportional to 1,957.83, 2,936.60 and 1,135.59

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Solution

The fourth proportional to 1,957.83, 2,936.60 and 1,135.59 is: 1,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957.83 : 2,936.60 = 1,135.59 : x
  2. Step 2: Convert to fraction form
    1,957.83/2,936.60 = 1,135.59/x
  3. Step 3: Cross multiply
    1,957.83x = 2,936.60 × 1,135.59
  4. Step 4: Simplify right side
    1,957.83x = 3,334,767.92
  5. Step 5: Solve for x
    x = 3,334,767.92/1,957.83
  6. Step 6: Final answer
    x = 1,703.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.