Home / 4,021.06-6,031.08-1,247.67

Finding the Fourth Proportional to 4,021.06, 6,031.08 and 1,247.67

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Solution

The fourth proportional to 4,021.06, 6,031.08 and 1,247.67 is: 1,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.06 : 6,031.08 = 1,247.67 : x
  2. Step 2: Convert to fraction form
    4,021.06/6,031.08 = 1,247.67/x
  3. Step 3: Cross multiply
    4,021.06x = 6,031.08 × 1,247.67
  4. Step 4: Simplify right side
    4,021.06x = 7,524,791.35
  5. Step 5: Solve for x
    x = 7,524,791.35/4,021.06
  6. Step 6: Final answer
    x = 1,871.35

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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.