Home / 1,966.59-2,936.14-1,691.55

Finding the Fourth Proportional to 1,966.59, 2,936.14 and 1,691.55

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Solution

The fourth proportional to 1,966.59, 2,936.14 and 1,691.55 is: 2,525.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.59 : 2,936.14 = 1,691.55 : x
  2. Step 2: Convert to fraction form
    1,966.59/2,936.14 = 1,691.55/x
  3. Step 3: Cross multiply
    1,966.59x = 2,936.14 × 1,691.55
  4. Step 4: Simplify right side
    1,966.59x = 4,966,623.39
  5. Step 5: Solve for x
    x = 4,966,623.39/1,966.59
  6. Step 6: Final answer
    x = 2,525.50

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Why These Related Problems?

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