Home / 8,018.10-12,027.30-2,095.20

Finding the Fourth Proportional to 8,018.10, 12,027.30 and 2,095.20

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Solution

The fourth proportional to 8,018.10, 12,027.30 and 2,095.20 is: 3,142.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.10 : 12,027.30 = 2,095.20 : x
  2. Step 2: Convert to fraction form
    8,018.10/12,027.30 = 2,095.20/x
  3. Step 3: Cross multiply
    8,018.10x = 12,027.30 × 2,095.20
  4. Step 4: Simplify right side
    8,018.10x = 25,199,598.96
  5. Step 5: Solve for x
    x = 25,199,598.96/8,018.10
  6. Step 6: Final answer
    x = 3,142.84

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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.