Home / 6,900.09-10,350.79-2,516.50

Finding the Fourth Proportional to 6,900.09, 10,350.79 and 2,516.50

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Solution

The fourth proportional to 6,900.09, 10,350.79 and 2,516.50 is: 3,774.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.09 : 10,350.79 = 2,516.50 : x
  2. Step 2: Convert to fraction form
    6,900.09/10,350.79 = 2,516.50/x
  3. Step 3: Cross multiply
    6,900.09x = 10,350.79 × 2,516.50
  4. Step 4: Simplify right side
    6,900.09x = 26,047,769.68
  5. Step 5: Solve for x
    x = 26,047,769.68/6,900.09
  6. Step 6: Final answer
    x = 3,774.99

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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.