Home / 2,917.83-4,026.57-1,591.53

Finding the Fourth Proportional to 2,917.83, 4,026.57 and 1,591.53

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Solution

The fourth proportional to 2,917.83, 4,026.57 and 1,591.53 is: 2,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.83 : 4,026.57 = 1,591.53 : x
  2. Step 2: Convert to fraction form
    2,917.83/4,026.57 = 1,591.53/x
  3. Step 3: Cross multiply
    2,917.83x = 4,026.57 × 1,591.53
  4. Step 4: Simplify right side
    2,917.83x = 6,408,406.95
  5. Step 5: Solve for x
    x = 6,408,406.95/2,917.83
  6. Step 6: Final answer
    x = 2,196.29

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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.