Home / 4,982.24-6,873.85-3,215.02

Finding the Fourth Proportional to 4,982.24, 6,873.85 and 3,215.02

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Solution

The fourth proportional to 4,982.24, 6,873.85 and 3,215.02 is: 4,435.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982.24 : 6,873.85 = 3,215.02 : x
  2. Step 2: Convert to fraction form
    4,982.24/6,873.85 = 3,215.02/x
  3. Step 3: Cross multiply
    4,982.24x = 6,873.85 × 3,215.02
  4. Step 4: Simplify right side
    4,982.24x = 22,099,549.15
  5. Step 5: Solve for x
    x = 22,099,549.15/4,982.24
  6. Step 6: Final answer
    x = 4,435.67

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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.