Home / 4,888.32-6,745.38-2,763.66

Finding the Fourth Proportional to 4,888.32, 6,745.38 and 2,763.66

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Solution

The fourth proportional to 4,888.32, 6,745.38 and 2,763.66 is: 3,813.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.32 : 6,745.38 = 2,763.66 : x
  2. Step 2: Convert to fraction form
    4,888.32/6,745.38 = 2,763.66/x
  3. Step 3: Cross multiply
    4,888.32x = 6,745.38 × 2,763.66
  4. Step 4: Simplify right side
    4,888.32x = 18,641,936.89
  5. Step 5: Solve for x
    x = 18,641,936.89/4,888.32
  6. Step 6: Final answer
    x = 3,813.57

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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.