Home / 8,212.32-11,333.01-4,486.32

Finding the Fourth Proportional to 8,212.32, 11,333.01 and 4,486.32

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Solution

The fourth proportional to 8,212.32, 11,333.01 and 4,486.32 is: 6,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,212.32 : 11,333.01 = 4,486.32 : x
  2. Step 2: Convert to fraction form
    8,212.32/11,333.01 = 4,486.32/x
  3. Step 3: Cross multiply
    8,212.32x = 11,333.01 × 4,486.32
  4. Step 4: Simplify right side
    8,212.32x = 50,843,509.42
  5. Step 5: Solve for x
    x = 50,843,509.42/8,212.32
  6. Step 6: Final answer
    x = 6,191.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.