Home / 4,879.70-6,733.90-2,726.28

Finding the Fourth Proportional to 4,879.70, 6,733.90 and 2,726.28

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Solution

The fourth proportional to 4,879.70, 6,733.90 and 2,726.28 is: 3,762.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.70 : 6,733.90 = 2,726.28 : x
  2. Step 2: Convert to fraction form
    4,879.70/6,733.90 = 2,726.28/x
  3. Step 3: Cross multiply
    4,879.70x = 6,733.90 × 2,726.28
  4. Step 4: Simplify right side
    4,879.70x = 18,358,496.89
  5. Step 5: Solve for x
    x = 18,358,496.89/4,879.70
  6. Step 6: Final answer
    x = 3,762.22

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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.