Home / 6,821.02-9,412.60-3,796.06

Finding the Fourth Proportional to 6,821.02, 9,412.60 and 3,796.06

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Solution

The fourth proportional to 6,821.02, 9,412.60 and 3,796.06 is: 5,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.02 : 9,412.60 = 3,796.06 : x
  2. Step 2: Convert to fraction form
    6,821.02/9,412.60 = 3,796.06/x
  3. Step 3: Cross multiply
    6,821.02x = 9,412.60 × 3,796.06
  4. Step 4: Simplify right side
    6,821.02x = 35,730,794.36
  5. Step 5: Solve for x
    x = 35,730,794.36/6,821.02
  6. Step 6: Final answer
    x = 5,238.34

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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.