Home / 2,372.19-3,555.75-1,203.05

Finding the Fourth Proportional to 2,372.19, 3,555.75 and 1,203.05

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Solution

The fourth proportional to 2,372.19, 3,555.75 and 1,203.05 is: 1,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372.19 : 3,555.75 = 1,203.05 : x
  2. Step 2: Convert to fraction form
    2,372.19/3,555.75 = 1,203.05/x
  3. Step 3: Cross multiply
    2,372.19x = 3,555.75 × 1,203.05
  4. Step 4: Simplify right side
    2,372.19x = 4,277,751.67
  5. Step 5: Solve for x
    x = 4,277,751.67/2,372.19
  6. Step 6: Final answer
    x = 1,803.30

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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.