Home / 8,018.07-12,027.12-3,090.03

Finding the Fourth Proportional to 8,018.07, 12,027.12 and 3,090.03

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Solution

The fourth proportional to 8,018.07, 12,027.12 and 3,090.03 is: 4,635.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.07 : 12,027.12 = 3,090.03 : x
  2. Step 2: Convert to fraction form
    8,018.07/12,027.12 = 3,090.03/x
  3. Step 3: Cross multiply
    8,018.07x = 12,027.12 × 3,090.03
  4. Step 4: Simplify right side
    8,018.07x = 37,164,161.61
  5. Step 5: Solve for x
    x = 37,164,161.61/8,018.07
  6. Step 6: Final answer
    x = 4,635.05

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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.