Home / 7,299.08-10,940.78-3,785.57

Finding the Fourth Proportional to 7,299.08, 10,940.78 and 3,785.57

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Solution

The fourth proportional to 7,299.08, 10,940.78 and 3,785.57 is: 5,674.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.08 : 10,940.78 = 3,785.57 : x
  2. Step 2: Convert to fraction form
    7,299.08/10,940.78 = 3,785.57/x
  3. Step 3: Cross multiply
    7,299.08x = 10,940.78 × 3,785.57
  4. Step 4: Simplify right side
    7,299.08x = 41,417,014.91
  5. Step 5: Solve for x
    x = 41,417,014.91/7,299.08
  6. Step 6: Final answer
    x = 5,674.28

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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.