Home / 5,800.46-8,004.58-3,147.84

Finding the Fourth Proportional to 5,800.46, 8,004.58 and 3,147.84

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Solution

The fourth proportional to 5,800.46, 8,004.58 and 3,147.84 is: 4,343.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,800.46 : 8,004.58 = 3,147.84 : x
  2. Step 2: Convert to fraction form
    5,800.46/8,004.58 = 3,147.84/x
  3. Step 3: Cross multiply
    5,800.46x = 8,004.58 × 3,147.84
  4. Step 4: Simplify right side
    5,800.46x = 25,197,137.11
  5. Step 5: Solve for x
    x = 25,197,137.11/5,800.46
  6. Step 6: Final answer
    x = 4,343.99

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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.