Home / 1,776.65-2,448.83-1,186.97

Finding the Fourth Proportional to 1,776.65, 2,448.83 and 1,186.97

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Solution

The fourth proportional to 1,776.65, 2,448.83 and 1,186.97 is: 1,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776.65 : 2,448.83 = 1,186.97 : x
  2. Step 2: Convert to fraction form
    1,776.65/2,448.83 = 1,186.97/x
  3. Step 3: Cross multiply
    1,776.65x = 2,448.83 × 1,186.97
  4. Step 4: Simplify right side
    1,776.65x = 2,906,678.47
  5. Step 5: Solve for x
    x = 2,906,678.47/1,776.65
  6. Step 6: Final answer
    x = 1,636.05

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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.