Home / 5,767.01-8,647.44-2,986.79

Finding the Fourth Proportional to 5,767.01, 8,647.44 and 2,986.79

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Solution

The fourth proportional to 5,767.01, 8,647.44 and 2,986.79 is: 4,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,767.01 : 8,647.44 = 2,986.79 : x
  2. Step 2: Convert to fraction form
    5,767.01/8,647.44 = 2,986.79/x
  3. Step 3: Cross multiply
    5,767.01x = 8,647.44 × 2,986.79
  4. Step 4: Simplify right side
    5,767.01x = 25,828,090.36
  5. Step 5: Solve for x
    x = 25,828,090.36/5,767.01
  6. Step 6: Final answer
    x = 4,478.59

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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.