Home / 7,900.16-11,846.26-2,633.32

Finding the Fourth Proportional to 7,900.16, 11,846.26 and 2,633.32

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Solution

The fourth proportional to 7,900.16, 11,846.26 and 2,633.32 is: 3,948.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.16 : 11,846.26 = 2,633.32 : x
  2. Step 2: Convert to fraction form
    7,900.16/11,846.26 = 2,633.32/x
  3. Step 3: Cross multiply
    7,900.16x = 11,846.26 × 2,633.32
  4. Step 4: Simplify right side
    7,900.16x = 31,194,993.38
  5. Step 5: Solve for x
    x = 31,194,993.38/7,900.16
  6. Step 6: Final answer
    x = 3,948.65

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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.