Home / 6,546-9,821.16-2,648.28

Finding the Fourth Proportional to 6,546, 9,821.16 and 2,648.28

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Solution

The fourth proportional to 6,546, 9,821.16 and 2,648.28 is: 3,973.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,546 : 9,821.16 = 2,648.28 : x
  2. Step 2: Convert to fraction form
    6,546/9,821.16 = 2,648.28/x
  3. Step 3: Cross multiply
    6,546x = 9,821.16 × 2,648.28
  4. Step 4: Simplify right side
    6,546x = 26,009,181.60
  5. Step 5: Solve for x
    x = 26,009,181.60/6,546
  6. Step 6: Final answer
    x = 3,973.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.