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Finding the Fourth Proportional to 7,859.57, 11,790.06 and 2,016.23

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Solution

The fourth proportional to 7,859.57, 11,790.06 and 2,016.23 is: 3,024.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859.57 : 11,790.06 = 2,016.23 : x
  2. Step 2: Convert to fraction form
    7,859.57/11,790.06 = 2,016.23/x
  3. Step 3: Cross multiply
    7,859.57x = 11,790.06 × 2,016.23
  4. Step 4: Simplify right side
    7,859.57x = 23,771,472.67
  5. Step 5: Solve for x
    x = 23,771,472.67/7,859.57
  6. Step 6: Final answer
    x = 3,024.53

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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.