Home / 4,802.13-7,198.95-1,878.39

Finding the Fourth Proportional to 4,802.13, 7,198.95 and 1,878.39

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Solution

The fourth proportional to 4,802.13, 7,198.95 and 1,878.39 is: 2,815.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.13 : 7,198.95 = 1,878.39 : x
  2. Step 2: Convert to fraction form
    4,802.13/7,198.95 = 1,878.39/x
  3. Step 3: Cross multiply
    4,802.13x = 7,198.95 × 1,878.39
  4. Step 4: Simplify right side
    4,802.13x = 13,522,435.69
  5. Step 5: Solve for x
    x = 13,522,435.69/4,802.13
  6. Step 6: Final answer
    x = 2,815.92

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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.