Home / 7,359.12-11,021.97-3,653.07

Finding the Fourth Proportional to 7,359.12, 11,021.97 and 3,653.07

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Solution

The fourth proportional to 7,359.12, 11,021.97 and 3,653.07 is: 5,471.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.12 : 11,021.97 = 3,653.07 : x
  2. Step 2: Convert to fraction form
    7,359.12/11,021.97 = 3,653.07/x
  3. Step 3: Cross multiply
    7,359.12x = 11,021.97 × 3,653.07
  4. Step 4: Simplify right side
    7,359.12x = 40,264,000.31
  5. Step 5: Solve for x
    x = 40,264,000.31/7,359.12
  6. Step 6: Final answer
    x = 5,471.31

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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.