Home / 5,279.41-7,284.44-3,365.95

Finding the Fourth Proportional to 5,279.41, 7,284.44 and 3,365.95

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Solution

The fourth proportional to 5,279.41, 7,284.44 and 3,365.95 is: 4,644.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279.41 : 7,284.44 = 3,365.95 : x
  2. Step 2: Convert to fraction form
    5,279.41/7,284.44 = 3,365.95/x
  3. Step 3: Cross multiply
    5,279.41x = 7,284.44 × 3,365.95
  4. Step 4: Simplify right side
    5,279.41x = 24,519,060.82
  5. Step 5: Solve for x
    x = 24,519,060.82/5,279.41
  6. Step 6: Final answer
    x = 4,644.28

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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.