Home / 2,208.58-3,044.63-1,543.37

Finding the Fourth Proportional to 2,208.58, 3,044.63 and 1,543.37

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Solution

The fourth proportional to 2,208.58, 3,044.63 and 1,543.37 is: 2,127.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.58 : 3,044.63 = 1,543.37 : x
  2. Step 2: Convert to fraction form
    2,208.58/3,044.63 = 1,543.37/x
  3. Step 3: Cross multiply
    2,208.58x = 3,044.63 × 1,543.37
  4. Step 4: Simplify right side
    2,208.58x = 4,698,994.46
  5. Step 5: Solve for x
    x = 4,698,994.46/2,208.58
  6. Step 6: Final answer
    x = 2,127.61

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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.