Home / 1,767.82-2,439.39-1,095.32

Finding the Fourth Proportional to 1,767.82, 2,439.39 and 1,095.32

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Solution

The fourth proportional to 1,767.82, 2,439.39 and 1,095.32 is: 1,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767.82 : 2,439.39 = 1,095.32 : x
  2. Step 2: Convert to fraction form
    1,767.82/2,439.39 = 1,095.32/x
  3. Step 3: Cross multiply
    1,767.82x = 2,439.39 × 1,095.32
  4. Step 4: Simplify right side
    1,767.82x = 2,671,894.98
  5. Step 5: Solve for x
    x = 2,671,894.98/1,767.82
  6. Step 6: Final answer
    x = 1,511.41

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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.