Home / 4,484.32-6,723.58-2,143.08

Finding the Fourth Proportional to 4,484.32, 6,723.58 and 2,143.08

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Solution

The fourth proportional to 4,484.32, 6,723.58 and 2,143.08 is: 3,213.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,484.32 : 6,723.58 = 2,143.08 : x
  2. Step 2: Convert to fraction form
    4,484.32/6,723.58 = 2,143.08/x
  3. Step 3: Cross multiply
    4,484.32x = 6,723.58 × 2,143.08
  4. Step 4: Simplify right side
    4,484.32x = 14,409,169.83
  5. Step 5: Solve for x
    x = 14,409,169.83/4,484.32
  6. Step 6: Final answer
    x = 3,213.23

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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.