Home / 4,419.53-6,628.48-1,786.89

Finding the Fourth Proportional to 4,419.53, 6,628.48 and 1,786.89

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Solution

The fourth proportional to 4,419.53, 6,628.48 and 1,786.89 is: 2,680.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.53 : 6,628.48 = 1,786.89 : x
  2. Step 2: Convert to fraction form
    4,419.53/6,628.48 = 1,786.89/x
  3. Step 3: Cross multiply
    4,419.53x = 6,628.48 × 1,786.89
  4. Step 4: Simplify right side
    4,419.53x = 11,844,360.16
  5. Step 5: Solve for x
    x = 11,844,360.16/4,419.53
  6. Step 6: Final answer
    x = 2,680.01

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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.