Home / 5,623.47-8,433.30-2,661.48

Finding the Fourth Proportional to 5,623.47, 8,433.30 and 2,661.48

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Solution

The fourth proportional to 5,623.47, 8,433.30 and 2,661.48 is: 3,991.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,623.47 : 8,433.30 = 2,661.48 : x
  2. Step 2: Convert to fraction form
    5,623.47/8,433.30 = 2,661.48/x
  3. Step 3: Cross multiply
    5,623.47x = 8,433.30 × 2,661.48
  4. Step 4: Simplify right side
    5,623.47x = 22,445,059.28
  5. Step 5: Solve for x
    x = 22,445,059.28/5,623.47
  6. Step 6: Final answer
    x = 3,991.32

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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.