Home / 2,415.68-3,624.06-1,305.07

Finding the Fourth Proportional to 2,415.68, 3,624.06 and 1,305.07

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Solution

The fourth proportional to 2,415.68, 3,624.06 and 1,305.07 is: 1,957.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.68 : 3,624.06 = 1,305.07 : x
  2. Step 2: Convert to fraction form
    2,415.68/3,624.06 = 1,305.07/x
  3. Step 3: Cross multiply
    2,415.68x = 3,624.06 × 1,305.07
  4. Step 4: Simplify right side
    2,415.68x = 4,729,651.98
  5. Step 5: Solve for x
    x = 4,729,651.98/2,415.68
  6. Step 6: Final answer
    x = 1,957.90

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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.