Home / 2,917.54-4,026.21-1,722.58

Finding the Fourth Proportional to 2,917.54, 4,026.21 and 1,722.58

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Solution

The fourth proportional to 2,917.54, 4,026.21 and 1,722.58 is: 2,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.54 : 4,026.21 = 1,722.58 : x
  2. Step 2: Convert to fraction form
    2,917.54/4,026.21 = 1,722.58/x
  3. Step 3: Cross multiply
    2,917.54x = 4,026.21 × 1,722.58
  4. Step 4: Simplify right side
    2,917.54x = 6,935,468.82
  5. Step 5: Solve for x
    x = 6,935,468.82/2,917.54
  6. Step 6: Final answer
    x = 2,377.16

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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.