Home / 1,743.09-2,612.88-1,094.28

Finding the Fourth Proportional to 1,743.09, 2,612.88 and 1,094.28

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Solution

The fourth proportional to 1,743.09, 2,612.88 and 1,094.28 is: 1,640.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,743.09 : 2,612.88 = 1,094.28 : x
  2. Step 2: Convert to fraction form
    1,743.09/2,612.88 = 1,094.28/x
  3. Step 3: Cross multiply
    1,743.09x = 2,612.88 × 1,094.28
  4. Step 4: Simplify right side
    1,743.09x = 2,859,222.33
  5. Step 5: Solve for x
    x = 2,859,222.33/1,743.09
  6. Step 6: Final answer
    x = 1,640.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.