Home / 7,185.24-9,912.60-4,313.34

Finding the Fourth Proportional to 7,185.24, 9,912.60 and 4,313.34

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Solution

The fourth proportional to 7,185.24, 9,912.60 and 4,313.34 is: 5,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185.24 : 9,912.60 = 4,313.34 : x
  2. Step 2: Convert to fraction form
    7,185.24/9,912.60 = 4,313.34/x
  3. Step 3: Cross multiply
    7,185.24x = 9,912.60 × 4,313.34
  4. Step 4: Simplify right side
    7,185.24x = 42,756,414.08
  5. Step 5: Solve for x
    x = 42,756,414.08/7,185.24
  6. Step 6: Final answer
    x = 5,950.59

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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.