Home / 4,660.96-6,428.28-3,166.44

Finding the Fourth Proportional to 4,660.96, 6,428.28 and 3,166.44

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Solution

The fourth proportional to 4,660.96, 6,428.28 and 3,166.44 is: 4,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.96 : 6,428.28 = 3,166.44 : x
  2. Step 2: Convert to fraction form
    4,660.96/6,428.28 = 3,166.44/x
  3. Step 3: Cross multiply
    4,660.96x = 6,428.28 × 3,166.44
  4. Step 4: Simplify right side
    4,660.96x = 20,354,762.92
  5. Step 5: Solve for x
    x = 20,354,762.92/4,660.96
  6. Step 6: Final answer
    x = 4,367.08

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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.