Home / 5,901.73-8,145.18-3,811.93

Finding the Fourth Proportional to 5,901.73, 8,145.18 and 3,811.93

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Solution

The fourth proportional to 5,901.73, 8,145.18 and 3,811.93 is: 5,260.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.73 : 8,145.18 = 3,811.93 : x
  2. Step 2: Convert to fraction form
    5,901.73/8,145.18 = 3,811.93/x
  3. Step 3: Cross multiply
    5,901.73x = 8,145.18 × 3,811.93
  4. Step 4: Simplify right side
    5,901.73x = 31,048,856.00
  5. Step 5: Solve for x
    x = 31,048,856.00/5,901.73
  6. Step 6: Final answer
    x = 5,260.98

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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.