Home / 6,959.11-10,430.55-3,450.73

Finding the Fourth Proportional to 6,959.11, 10,430.55 and 3,450.73

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Solution

The fourth proportional to 6,959.11, 10,430.55 and 3,450.73 is: 5,172.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.11 : 10,430.55 = 3,450.73 : x
  2. Step 2: Convert to fraction form
    6,959.11/10,430.55 = 3,450.73/x
  3. Step 3: Cross multiply
    6,959.11x = 10,430.55 × 3,450.73
  4. Step 4: Simplify right side
    6,959.11x = 35,993,011.80
  5. Step 5: Solve for x
    x = 35,993,011.80/6,959.11
  6. Step 6: Final answer
    x = 5,172.07

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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.