Home / 6,021.91-9,031.74-1,861.39

Finding the Fourth Proportional to 6,021.91, 9,031.74 and 1,861.39

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Solution

The fourth proportional to 6,021.91, 9,031.74 and 1,861.39 is: 2,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.91 : 9,031.74 = 1,861.39 : x
  2. Step 2: Convert to fraction form
    6,021.91/9,031.74 = 1,861.39/x
  3. Step 3: Cross multiply
    6,021.91x = 9,031.74 × 1,861.39
  4. Step 4: Simplify right side
    6,021.91x = 16,811,590.52
  5. Step 5: Solve for x
    x = 16,811,590.52/6,021.91
  6. Step 6: Final answer
    x = 2,791.74

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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.