Home / 4,020.66-6,031.85-1,247.27

Finding the Fourth Proportional to 4,020.66, 6,031.85 and 1,247.27

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Solution

The fourth proportional to 4,020.66, 6,031.85 and 1,247.27 is: 1,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.66 : 6,031.85 = 1,247.27 : x
  2. Step 2: Convert to fraction form
    4,020.66/6,031.85 = 1,247.27/x
  3. Step 3: Cross multiply
    4,020.66x = 6,031.85 × 1,247.27
  4. Step 4: Simplify right side
    4,020.66x = 7,523,309.15
  5. Step 5: Solve for x
    x = 7,523,309.15/4,020.66
  6. Step 6: Final answer
    x = 1,871.16

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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.