Home / 8,738.48-13,102.86-2,893.52

Finding the Fourth Proportional to 8,738.48, 13,102.86 and 2,893.52

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Solution

The fourth proportional to 8,738.48, 13,102.86 and 2,893.52 is: 4,338.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738.48 : 13,102.86 = 2,893.52 : x
  2. Step 2: Convert to fraction form
    8,738.48/13,102.86 = 2,893.52/x
  3. Step 3: Cross multiply
    8,738.48x = 13,102.86 × 2,893.52
  4. Step 4: Simplify right side
    8,738.48x = 37,913,387.47
  5. Step 5: Solve for x
    x = 37,913,387.47/8,738.48
  6. Step 6: Final answer
    x = 4,338.67

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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.