Home / 8,090.50-12,135.73-4,625.32

Finding the Fourth Proportional to 8,090.50, 12,135.73 and 4,625.32

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Solution

The fourth proportional to 8,090.50, 12,135.73 and 4,625.32 is: 6,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.50 : 12,135.73 = 4,625.32 : x
  2. Step 2: Convert to fraction form
    8,090.50/12,135.73 = 4,625.32/x
  3. Step 3: Cross multiply
    8,090.50x = 12,135.73 × 4,625.32
  4. Step 4: Simplify right side
    8,090.50x = 56,131,634.68
  5. Step 5: Solve for x
    x = 56,131,634.68/8,090.50
  6. Step 6: Final answer
    x = 6,937.97

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1.5x scale

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.