Home / 7,859.54-11,790.49-2,595.11

Finding the Fourth Proportional to 7,859.54, 11,790.49 and 2,595.11

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Solution

The fourth proportional to 7,859.54, 11,790.49 and 2,595.11 is: 3,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859.54 : 11,790.49 = 2,595.11 : x
  2. Step 2: Convert to fraction form
    7,859.54/11,790.49 = 2,595.11/x
  3. Step 3: Cross multiply
    7,859.54x = 11,790.49 × 2,595.11
  4. Step 4: Simplify right side
    7,859.54x = 30,597,633.45
  5. Step 5: Solve for x
    x = 30,597,633.45/7,859.54
  6. Step 6: Final answer
    x = 3,893.05

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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.