Home / 8,815.48-13,223.75-2,893.02

Finding the Fourth Proportional to 8,815.48, 13,223.75 and 2,893.02

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Solution

The fourth proportional to 8,815.48, 13,223.75 and 2,893.02 is: 4,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815.48 : 13,223.75 = 2,893.02 : x
  2. Step 2: Convert to fraction form
    8,815.48/13,223.75 = 2,893.02/x
  3. Step 3: Cross multiply
    8,815.48x = 13,223.75 × 2,893.02
  4. Step 4: Simplify right side
    8,815.48x = 38,256,573.23
  5. Step 5: Solve for x
    x = 38,256,573.23/8,815.48
  6. Step 6: Final answer
    x = 4,339.70

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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.