Home / 7,326.99-10,112.07-4,141.56

Finding the Fourth Proportional to 7,326.99, 10,112.07 and 4,141.56

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Solution

The fourth proportional to 7,326.99, 10,112.07 and 4,141.56 is: 5,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.99 : 10,112.07 = 4,141.56 : x
  2. Step 2: Convert to fraction form
    7,326.99/10,112.07 = 4,141.56/x
  3. Step 3: Cross multiply
    7,326.99x = 10,112.07 × 4,141.56
  4. Step 4: Simplify right side
    7,326.99x = 41,879,798.08
  5. Step 5: Solve for x
    x = 41,879,798.08/7,326.99
  6. Step 6: Final answer
    x = 5,715.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.