Home / 7,790.27-11,685.41-2,596.15

Finding the Fourth Proportional to 7,790.27, 11,685.41 and 2,596.15

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Solution

The fourth proportional to 7,790.27, 11,685.41 and 2,596.15 is: 3,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790.27 : 11,685.41 = 2,596.15 : x
  2. Step 2: Convert to fraction form
    7,790.27/11,685.41 = 2,596.15/x
  3. Step 3: Cross multiply
    7,790.27x = 11,685.41 × 2,596.15
  4. Step 4: Simplify right side
    7,790.27x = 30,337,005.76
  5. Step 5: Solve for x
    x = 30,337,005.76/7,790.27
  6. Step 6: Final answer
    x = 3,894.22

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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.