Home / 4,318.05-6,477.07-1,722.81

Finding the Fourth Proportional to 4,318.05, 6,477.07 and 1,722.81

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Solution

The fourth proportional to 4,318.05, 6,477.07 and 1,722.81 is: 2,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.05 : 6,477.07 = 1,722.81 : x
  2. Step 2: Convert to fraction form
    4,318.05/6,477.07 = 1,722.81/x
  3. Step 3: Cross multiply
    4,318.05x = 6,477.07 × 1,722.81
  4. Step 4: Simplify right side
    4,318.05x = 11,158,760.97
  5. Step 5: Solve for x
    x = 11,158,760.97/4,318.05
  6. Step 6: Final answer
    x = 2,584.21

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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.