Home / 8,090.75-11,165.31-4,903.00

Finding the Fourth Proportional to 8,090.75, 11,165.31 and 4,903.00

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Solution

The fourth proportional to 8,090.75, 11,165.31 and 4,903.00 is: 6,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.75 : 11,165.31 = 4,903.00 : x
  2. Step 2: Convert to fraction form
    8,090.75/11,165.31 = 4,903.00/x
  3. Step 3: Cross multiply
    8,090.75x = 11,165.31 × 4,903.00
  4. Step 4: Simplify right side
    8,090.75x = 54,743,487.02
  5. Step 5: Solve for x
    x = 54,743,487.02/8,090.75
  6. Step 6: Final answer
    x = 6,766.18

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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.