Home / 8,016.36-12,012.23-4,891.68

Finding the Fourth Proportional to 8,016.36, 12,012.23 and 4,891.68

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Solution

The fourth proportional to 8,016.36, 12,012.23 and 4,891.68 is: 7,330.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.36 : 12,012.23 = 4,891.68 : x
  2. Step 2: Convert to fraction form
    8,016.36/12,012.23 = 4,891.68/x
  3. Step 3: Cross multiply
    8,016.36x = 12,012.23 × 4,891.68
  4. Step 4: Simplify right side
    8,016.36x = 58,760,031.26
  5. Step 5: Solve for x
    x = 58,760,031.26/8,016.36
  6. Step 6: Final answer
    x = 7,330.01

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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.