Home / 2,380.19-3,567.30-1,210.49

Finding the Fourth Proportional to 2,380.19, 3,567.30 and 1,210.49

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Solution

The fourth proportional to 2,380.19, 3,567.30 and 1,210.49 is: 1,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380.19 : 3,567.30 = 1,210.49 : x
  2. Step 2: Convert to fraction form
    2,380.19/3,567.30 = 1,210.49/x
  3. Step 3: Cross multiply
    2,380.19x = 3,567.30 × 1,210.49
  4. Step 4: Simplify right side
    2,380.19x = 4,318,180.98
  5. Step 5: Solve for x
    x = 4,318,180.98/2,380.19
  6. Step 6: Final answer
    x = 1,814.22

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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.