Home / 6,950.14-10,428.85-2,790.59

Finding the Fourth Proportional to 6,950.14, 10,428.85 and 2,790.59

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Solution

The fourth proportional to 6,950.14, 10,428.85 and 2,790.59 is: 4,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,950.14 : 10,428.85 = 2,790.59 : x
  2. Step 2: Convert to fraction form
    6,950.14/10,428.85 = 2,790.59/x
  3. Step 3: Cross multiply
    6,950.14x = 10,428.85 × 2,790.59
  4. Step 4: Simplify right side
    6,950.14x = 29,102,595.87
  5. Step 5: Solve for x
    x = 29,102,595.87/6,950.14
  6. Step 6: Final answer
    x = 4,187.34

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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.