Home / 1,903.58-2,628.73-1,800.04

Finding the Fourth Proportional to 1,903.58, 2,628.73 and 1,800.04

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Solution

The fourth proportional to 1,903.58, 2,628.73 and 1,800.04 is: 2,485.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903.58 : 2,628.73 = 1,800.04 : x
  2. Step 2: Convert to fraction form
    1,903.58/2,628.73 = 1,800.04/x
  3. Step 3: Cross multiply
    1,903.58x = 2,628.73 × 1,800.04
  4. Step 4: Simplify right side
    1,903.58x = 4,731,819.15
  5. Step 5: Solve for x
    x = 4,731,819.15/1,903.58
  6. Step 6: Final answer
    x = 2,485.75

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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.