Home / 1,836.82-2,533.74-1,172.93

Finding the Fourth Proportional to 1,836.82, 2,533.74 and 1,172.93

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Solution

The fourth proportional to 1,836.82, 2,533.74 and 1,172.93 is: 1,617.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836.82 : 2,533.74 = 1,172.93 : x
  2. Step 2: Convert to fraction form
    1,836.82/2,533.74 = 1,172.93/x
  3. Step 3: Cross multiply
    1,836.82x = 2,533.74 × 1,172.93
  4. Step 4: Simplify right side
    1,836.82x = 2,971,886.99
  5. Step 5: Solve for x
    x = 2,971,886.99/1,836.82
  6. Step 6: Final answer
    x = 1,617.96

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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.