Home / 4,917.34-6,784.80-2,792.35

Finding the Fourth Proportional to 4,917.34, 6,784.80 and 2,792.35

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Solution

The fourth proportional to 4,917.34, 6,784.80 and 2,792.35 is: 3,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,917.34 : 6,784.80 = 2,792.35 : x
  2. Step 2: Convert to fraction form
    4,917.34/6,784.80 = 2,792.35/x
  3. Step 3: Cross multiply
    4,917.34x = 6,784.80 × 2,792.35
  4. Step 4: Simplify right side
    4,917.34x = 18,945,536.28
  5. Step 5: Solve for x
    x = 18,945,536.28/4,917.34
  6. Step 6: Final answer
    x = 3,852.80

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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.