Home / 7,860.12-11,790.27-2,016.57

Finding the Fourth Proportional to 7,860.12, 11,790.27 and 2,016.57

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Solution

The fourth proportional to 7,860.12, 11,790.27 and 2,016.57 is: 3,024.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.12 : 11,790.27 = 2,016.57 : x
  2. Step 2: Convert to fraction form
    7,860.12/11,790.27 = 2,016.57/x
  3. Step 3: Cross multiply
    7,860.12x = 11,790.27 × 2,016.57
  4. Step 4: Simplify right side
    7,860.12x = 23,775,904.77
  5. Step 5: Solve for x
    x = 23,775,904.77/7,860.12
  6. Step 6: Final answer
    x = 3,024.88

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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.