Home / 2,376.15-3,562.40-1,205.19

Finding the Fourth Proportional to 2,376.15, 3,562.40 and 1,205.19

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Solution

The fourth proportional to 2,376.15, 3,562.40 and 1,205.19 is: 1,806.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.15 : 3,562.40 = 1,205.19 : x
  2. Step 2: Convert to fraction form
    2,376.15/3,562.40 = 1,205.19/x
  3. Step 3: Cross multiply
    2,376.15x = 3,562.40 × 1,205.19
  4. Step 4: Simplify right side
    2,376.15x = 4,293,362.83
  5. Step 5: Solve for x
    x = 4,293,362.83/2,376.15
  6. Step 6: Final answer
    x = 1,806.86

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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.