Home / 8,019.28-12,027.30-2,176.30

Finding the Fourth Proportional to 8,019.28, 12,027.30 and 2,176.30

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Solution

The fourth proportional to 8,019.28, 12,027.30 and 2,176.30 is: 3,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019.28 : 12,027.30 = 2,176.30 : x
  2. Step 2: Convert to fraction form
    8,019.28/12,027.30 = 2,176.30/x
  3. Step 3: Cross multiply
    8,019.28x = 12,027.30 × 2,176.30
  4. Step 4: Simplify right side
    8,019.28x = 26,175,012.99
  5. Step 5: Solve for x
    x = 26,175,012.99/8,019.28
  6. Step 6: Final answer
    x = 3,264.01

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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.