Home / 8,801.19-13,200.40-2,878.03

Finding the Fourth Proportional to 8,801.19, 13,200.40 and 2,878.03

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Solution

The fourth proportional to 8,801.19, 13,200.40 and 2,878.03 is: 4,316.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,801.19 : 13,200.40 = 2,878.03 : x
  2. Step 2: Convert to fraction form
    8,801.19/13,200.40 = 2,878.03/x
  3. Step 3: Cross multiply
    8,801.19x = 13,200.40 × 2,878.03
  4. Step 4: Simplify right side
    8,801.19x = 37,991,147.21
  5. Step 5: Solve for x
    x = 37,991,147.21/8,801.19
  6. Step 6: Final answer
    x = 4,316.59

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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.