Home / 5,846.45-8,065.40-3,487.73

Finding the Fourth Proportional to 5,846.45, 8,065.40 and 3,487.73

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Solution

The fourth proportional to 5,846.45, 8,065.40 and 3,487.73 is: 4,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,846.45 : 8,065.40 = 3,487.73 : x
  2. Step 2: Convert to fraction form
    5,846.45/8,065.40 = 3,487.73/x
  3. Step 3: Cross multiply
    5,846.45x = 8,065.40 × 3,487.73
  4. Step 4: Simplify right side
    5,846.45x = 28,129,879.78
  5. Step 5: Solve for x
    x = 28,129,879.78/5,846.45
  6. Step 6: Final answer
    x = 4,811.45

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Double scale
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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.