Home / 7,936.32-10,950.72-4,790.40

Finding the Fourth Proportional to 7,936.32, 10,950.72 and 4,790.40

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Solution

The fourth proportional to 7,936.32, 10,950.72 and 4,790.40 is: 6,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.32 : 10,950.72 = 4,790.40 : x
  2. Step 2: Convert to fraction form
    7,936.32/10,950.72 = 4,790.40/x
  3. Step 3: Cross multiply
    7,936.32x = 10,950.72 × 4,790.40
  4. Step 4: Simplify right side
    7,936.32x = 52,458,329.09
  5. Step 5: Solve for x
    x = 52,458,329.09/7,936.32
  6. Step 6: Final answer
    x = 6,609.91

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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.