Home / 8,003.08-12,008.22-5,080.60

Finding the Fourth Proportional to 8,003.08, 12,008.22 and 5,080.60

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Solution

The fourth proportional to 8,003.08, 12,008.22 and 5,080.60 is: 7,623.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003.08 : 12,008.22 = 5,080.60 : x
  2. Step 2: Convert to fraction form
    8,003.08/12,008.22 = 5,080.60/x
  3. Step 3: Cross multiply
    8,003.08x = 12,008.22 × 5,080.60
  4. Step 4: Simplify right side
    8,003.08x = 61,008,962.53
  5. Step 5: Solve for x
    x = 61,008,962.53/8,003.08
  6. Step 6: Final answer
    x = 7,623.19

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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.