Home / 4,578.21-6,864.62-1,802.61

Finding the Fourth Proportional to 4,578.21, 6,864.62 and 1,802.61

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Solution

The fourth proportional to 4,578.21, 6,864.62 and 1,802.61 is: 2,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.21 : 6,864.62 = 1,802.61 : x
  2. Step 2: Convert to fraction form
    4,578.21/6,864.62 = 1,802.61/x
  3. Step 3: Cross multiply
    4,578.21x = 6,864.62 × 1,802.61
  4. Step 4: Simplify right side
    4,578.21x = 12,374,223.65
  5. Step 5: Solve for x
    x = 12,374,223.65/4,578.21
  6. Step 6: Final answer
    x = 2,702.85

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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.