Home / 8,783.35-13,175.75-2,940.01

Finding the Fourth Proportional to 8,783.35, 13,175.75 and 2,940.01

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Solution

The fourth proportional to 8,783.35, 13,175.75 and 2,940.01 is: 4,410.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.35 : 13,175.75 = 2,940.01 : x
  2. Step 2: Convert to fraction form
    8,783.35/13,175.75 = 2,940.01/x
  3. Step 3: Cross multiply
    8,783.35x = 13,175.75 × 2,940.01
  4. Step 4: Simplify right side
    8,783.35x = 38,736,836.76
  5. Step 5: Solve for x
    x = 38,736,836.76/8,783.35
  6. Step 6: Final answer
    x = 4,410.26

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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.