Home / 5,031.56-6,942.55-3,042.23

Finding the Fourth Proportional to 5,031.56, 6,942.55 and 3,042.23

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Solution

The fourth proportional to 5,031.56, 6,942.55 and 3,042.23 is: 4,197.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.56 : 6,942.55 = 3,042.23 : x
  2. Step 2: Convert to fraction form
    5,031.56/6,942.55 = 3,042.23/x
  3. Step 3: Cross multiply
    5,031.56x = 6,942.55 × 3,042.23
  4. Step 4: Simplify right side
    5,031.56x = 21,120,833.89
  5. Step 5: Solve for x
    x = 21,120,833.89/5,031.56
  6. Step 6: Final answer
    x = 4,197.67

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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.