Home / 4,179.36-6,264.72-2,098.56

Finding the Fourth Proportional to 4,179.36, 6,264.72 and 2,098.56

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Solution

The fourth proportional to 4,179.36, 6,264.72 and 2,098.56 is: 3,145.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.36 : 6,264.72 = 2,098.56 : x
  2. Step 2: Convert to fraction form
    4,179.36/6,264.72 = 2,098.56/x
  3. Step 3: Cross multiply
    4,179.36x = 6,264.72 × 2,098.56
  4. Step 4: Simplify right side
    4,179.36x = 13,146,890.80
  5. Step 5: Solve for x
    x = 13,146,890.80/4,179.36
  6. Step 6: Final answer
    x = 3,145.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.