Home / 1,898.58-2,847.32-1,204.20

Finding the Fourth Proportional to 1,898.58, 2,847.32 and 1,204.20

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Solution

The fourth proportional to 1,898.58, 2,847.32 and 1,204.20 is: 1,805.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898.58 : 2,847.32 = 1,204.20 : x
  2. Step 2: Convert to fraction form
    1,898.58/2,847.32 = 1,204.20/x
  3. Step 3: Cross multiply
    1,898.58x = 2,847.32 × 1,204.20
  4. Step 4: Simplify right side
    1,898.58x = 3,428,742.74
  5. Step 5: Solve for x
    x = 3,428,742.74/1,898.58
  6. Step 6: Final answer
    x = 1,805.95

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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.