Home / 5,826.45-8,040.51-3,173.79

Finding the Fourth Proportional to 5,826.45, 8,040.51 and 3,173.79

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Solution

The fourth proportional to 5,826.45, 8,040.51 and 3,173.79 is: 4,379.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826.45 : 8,040.51 = 3,173.79 : x
  2. Step 2: Convert to fraction form
    5,826.45/8,040.51 = 3,173.79/x
  3. Step 3: Cross multiply
    5,826.45x = 8,040.51 × 3,173.79
  4. Step 4: Simplify right side
    5,826.45x = 25,518,890.23
  5. Step 5: Solve for x
    x = 25,518,890.23/5,826.45
  6. Step 6: Final answer
    x = 4,379.84

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1.5x scale

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.