Home / 5,820.74-8,032.80-3,167.98

Finding the Fourth Proportional to 5,820.74, 8,032.80 and 3,167.98

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Solution

The fourth proportional to 5,820.74, 8,032.80 and 3,167.98 is: 4,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.74 : 8,032.80 = 3,167.98 : x
  2. Step 2: Convert to fraction form
    5,820.74/8,032.80 = 3,167.98/x
  3. Step 3: Cross multiply
    5,820.74x = 8,032.80 × 3,167.98
  4. Step 4: Simplify right side
    5,820.74x = 25,447,749.74
  5. Step 5: Solve for x
    x = 25,447,749.74/5,820.74
  6. Step 6: Final answer
    x = 4,371.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.