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Finding the Fourth Proportional to 6,804.95, 9,388.42 and 4,448.46

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Solution

The fourth proportional to 6,804.95, 9,388.42 and 4,448.46 is: 6,137.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,804.95 : 9,388.42 = 4,448.46 : x
  2. Step 2: Convert to fraction form
    6,804.95/9,388.42 = 4,448.46/x
  3. Step 3: Cross multiply
    6,804.95x = 9,388.42 × 4,448.46
  4. Step 4: Simplify right side
    6,804.95x = 41,763,999.71
  5. Step 5: Solve for x
    x = 41,763,999.71/6,804.95
  6. Step 6: Final answer
    x = 6,137.29

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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.