Home / 5,485.72-8,234.06-2,566.08

Finding the Fourth Proportional to 5,485.72, 8,234.06 and 2,566.08

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Solution

The fourth proportional to 5,485.72, 8,234.06 and 2,566.08 is: 3,851.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.72 : 8,234.06 = 2,566.08 : x
  2. Step 2: Convert to fraction form
    5,485.72/8,234.06 = 2,566.08/x
  3. Step 3: Cross multiply
    5,485.72x = 8,234.06 × 2,566.08
  4. Step 4: Simplify right side
    5,485.72x = 21,129,256.68
  5. Step 5: Solve for x
    x = 21,129,256.68/5,485.72
  6. Step 6: Final answer
    x = 3,851.68

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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.