Home / 1,841.35-2,538.38-1,447.69

Finding the Fourth Proportional to 1,841.35, 2,538.38 and 1,447.69

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Solution

The fourth proportional to 1,841.35, 2,538.38 and 1,447.69 is: 1,995.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,841.35 : 2,538.38 = 1,447.69 : x
  2. Step 2: Convert to fraction form
    1,841.35/2,538.38 = 1,447.69/x
  3. Step 3: Cross multiply
    1,841.35x = 2,538.38 × 1,447.69
  4. Step 4: Simplify right side
    1,841.35x = 3,674,787.34
  5. Step 5: Solve for x
    x = 3,674,787.34/1,841.35
  6. Step 6: Final answer
    x = 1,995.70

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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.