Home / 5,537.28-8,300.80-2,072.32

Finding the Fourth Proportional to 5,537.28, 8,300.80 and 2,072.32

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Solution

The fourth proportional to 5,537.28, 8,300.80 and 2,072.32 is: 3,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.28 : 8,300.80 = 2,072.32 : x
  2. Step 2: Convert to fraction form
    5,537.28/8,300.80 = 2,072.32/x
  3. Step 3: Cross multiply
    5,537.28x = 8,300.80 × 2,072.32
  4. Step 4: Simplify right side
    5,537.28x = 17,201,913.86
  5. Step 5: Solve for x
    x = 17,201,913.86/5,537.28
  6. Step 6: Final answer
    x = 3,106.56

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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.