Home / 4,896.78-6,758.73-2,802.12

Finding the Fourth Proportional to 4,896.78, 6,758.73 and 2,802.12

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Solution

The fourth proportional to 4,896.78, 6,758.73 and 2,802.12 is: 3,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896.78 : 6,758.73 = 2,802.12 : x
  2. Step 2: Convert to fraction form
    4,896.78/6,758.73 = 2,802.12/x
  3. Step 3: Cross multiply
    4,896.78x = 6,758.73 × 2,802.12
  4. Step 4: Simplify right side
    4,896.78x = 18,938,772.51
  5. Step 5: Solve for x
    x = 18,938,772.51/4,896.78
  6. Step 6: Final answer
    x = 3,867.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.