Home / 4,031.40-6,047.16-3,211.32

Finding the Fourth Proportional to 4,031.40, 6,047.16 and 3,211.32

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Solution

The fourth proportional to 4,031.40, 6,047.16 and 3,211.32 is: 4,817.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,031.40 : 6,047.16 = 3,211.32 : x
  2. Step 2: Convert to fraction form
    4,031.40/6,047.16 = 3,211.32/x
  3. Step 3: Cross multiply
    4,031.40x = 6,047.16 × 3,211.32
  4. Step 4: Simplify right side
    4,031.40x = 19,419,365.85
  5. Step 5: Solve for x
    x = 19,419,365.85/4,031.40
  6. Step 6: Final answer
    x = 4,817.03

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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.