Home / 5,707.16-8,548.44-2,779.31

Finding the Fourth Proportional to 5,707.16, 8,548.44 and 2,779.31

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Solution

The fourth proportional to 5,707.16, 8,548.44 and 2,779.31 is: 4,162.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,707.16 : 8,548.44 = 2,779.31 : x
  2. Step 2: Convert to fraction form
    5,707.16/8,548.44 = 2,779.31/x
  3. Step 3: Cross multiply
    5,707.16x = 8,548.44 × 2,779.31
  4. Step 4: Simplify right side
    5,707.16x = 23,758,775.73
  5. Step 5: Solve for x
    x = 23,758,775.73/5,707.16
  6. Step 6: Final answer
    x = 4,162.98

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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.