Home / 4,212.36-6,318.60-1,746.58

Finding the Fourth Proportional to 4,212.36, 6,318.60 and 1,746.58

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Solution

The fourth proportional to 4,212.36, 6,318.60 and 1,746.58 is: 2,619.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212.36 : 6,318.60 = 1,746.58 : x
  2. Step 2: Convert to fraction form
    4,212.36/6,318.60 = 1,746.58/x
  3. Step 3: Cross multiply
    4,212.36x = 6,318.60 × 1,746.58
  4. Step 4: Simplify right side
    4,212.36x = 11,035,940.39
  5. Step 5: Solve for x
    x = 11,035,940.39/4,212.36
  6. Step 6: Final answer
    x = 2,619.89

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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.