Home / 6,378.54-8,802.33-3,546.17

Finding the Fourth Proportional to 6,378.54, 8,802.33 and 3,546.17

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Solution

The fourth proportional to 6,378.54, 8,802.33 and 3,546.17 is: 4,893.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378.54 : 8,802.33 = 3,546.17 : x
  2. Step 2: Convert to fraction form
    6,378.54/8,802.33 = 3,546.17/x
  3. Step 3: Cross multiply
    6,378.54x = 8,802.33 × 3,546.17
  4. Step 4: Simplify right side
    6,378.54x = 31,214,556.44
  5. Step 5: Solve for x
    x = 31,214,556.44/6,378.54
  6. Step 6: Final answer
    x = 4,893.69

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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.