Home / 6,090.82-8,406.63-3,851.26

Finding the Fourth Proportional to 6,090.82, 8,406.63 and 3,851.26

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Solution

The fourth proportional to 6,090.82, 8,406.63 and 3,851.26 is: 5,315.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.82 : 8,406.63 = 3,851.26 : x
  2. Step 2: Convert to fraction form
    6,090.82/8,406.63 = 3,851.26/x
  3. Step 3: Cross multiply
    6,090.82x = 8,406.63 × 3,851.26
  4. Step 4: Simplify right side
    6,090.82x = 32,376,117.85
  5. Step 5: Solve for x
    x = 32,376,117.85/6,090.82
  6. Step 6: Final answer
    x = 5,315.56

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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.