Home / 6,190.88-9,287.74-2,031.12

Finding the Fourth Proportional to 6,190.88, 9,287.74 and 2,031.12

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Solution

The fourth proportional to 6,190.88, 9,287.74 and 2,031.12 is: 3,047.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.88 : 9,287.74 = 2,031.12 : x
  2. Step 2: Convert to fraction form
    6,190.88/9,287.74 = 2,031.12/x
  3. Step 3: Cross multiply
    6,190.88x = 9,287.74 × 2,031.12
  4. Step 4: Simplify right side
    6,190.88x = 18,864,514.47
  5. Step 5: Solve for x
    x = 18,864,514.47/6,190.88
  6. Step 6: Final answer
    x = 3,047.15

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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.