Home / 7,950.24-11,928.60-4,664.88

Finding the Fourth Proportional to 7,950.24, 11,928.60 and 4,664.88

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Solution

The fourth proportional to 7,950.24, 11,928.60 and 4,664.88 is: 6,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.24 : 11,928.60 = 4,664.88 : x
  2. Step 2: Convert to fraction form
    7,950.24/11,928.60 = 4,664.88/x
  3. Step 3: Cross multiply
    7,950.24x = 11,928.60 × 4,664.88
  4. Step 4: Simplify right side
    7,950.24x = 55,645,487.57
  5. Step 5: Solve for x
    x = 55,645,487.57/7,950.24
  6. Step 6: Final answer
    x = 6,999.22

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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.