Home / 6,900.36-10,350.54-2,517.78

Finding the Fourth Proportional to 6,900.36, 10,350.54 and 2,517.78

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Solution

The fourth proportional to 6,900.36, 10,350.54 and 2,517.78 is: 3,776.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.36 : 10,350.54 = 2,517.78 : x
  2. Step 2: Convert to fraction form
    6,900.36/10,350.54 = 2,517.78/x
  3. Step 3: Cross multiply
    6,900.36x = 10,350.54 × 2,517.78
  4. Step 4: Simplify right side
    6,900.36x = 26,060,382.60
  5. Step 5: Solve for x
    x = 26,060,382.60/6,900.36
  6. Step 6: Final answer
    x = 3,776.67

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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.