Home / 4,974.30-6,863.91-2,849.67

Finding the Fourth Proportional to 4,974.30, 6,863.91 and 2,849.67

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Solution

The fourth proportional to 4,974.30, 6,863.91 and 2,849.67 is: 3,932.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.30 : 6,863.91 = 2,849.67 : x
  2. Step 2: Convert to fraction form
    4,974.30/6,863.91 = 2,849.67/x
  3. Step 3: Cross multiply
    4,974.30x = 6,863.91 × 2,849.67
  4. Step 4: Simplify right side
    4,974.30x = 19,559,878.41
  5. Step 5: Solve for x
    x = 19,559,878.41/4,974.30
  6. Step 6: Final answer
    x = 3,932.19

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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.