Home / 5,854.02-8,078.40-3,201.27

Finding the Fourth Proportional to 5,854.02, 8,078.40 and 3,201.27

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Solution

The fourth proportional to 5,854.02, 8,078.40 and 3,201.27 is: 4,417.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,854.02 : 8,078.40 = 3,201.27 : x
  2. Step 2: Convert to fraction form
    5,854.02/8,078.40 = 3,201.27/x
  3. Step 3: Cross multiply
    5,854.02x = 8,078.40 × 3,201.27
  4. Step 4: Simplify right side
    5,854.02x = 25,861,139.57
  5. Step 5: Solve for x
    x = 25,861,139.57/5,854.02
  6. Step 6: Final answer
    x = 4,417.67

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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.