Home / 8,872.08-13,309.32-3,027.12

Finding the Fourth Proportional to 8,872.08, 13,309.32 and 3,027.12

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Solution

The fourth proportional to 8,872.08, 13,309.32 and 3,027.12 is: 4,541.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,872.08 : 13,309.32 = 3,027.12 : x
  2. Step 2: Convert to fraction form
    8,872.08/13,309.32 = 3,027.12/x
  3. Step 3: Cross multiply
    8,872.08x = 13,309.32 × 3,027.12
  4. Step 4: Simplify right side
    8,872.08x = 40,288,908.76
  5. Step 5: Solve for x
    x = 40,288,908.76/8,872.08
  6. Step 6: Final answer
    x = 4,541.09

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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.