Home / 6,415.65-9,623.39-2,033.15

Finding the Fourth Proportional to 6,415.65, 9,623.39 and 2,033.15

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Solution

The fourth proportional to 6,415.65, 9,623.39 and 2,033.15 is: 3,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.65 : 9,623.39 = 2,033.15 : x
  2. Step 2: Convert to fraction form
    6,415.65/9,623.39 = 2,033.15/x
  3. Step 3: Cross multiply
    6,415.65x = 9,623.39 × 2,033.15
  4. Step 4: Simplify right side
    6,415.65x = 19,565,737.10
  5. Step 5: Solve for x
    x = 19,565,737.10/6,415.65
  6. Step 6: Final answer
    x = 3,049.69

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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.