Home / 7,888.33-11,826.26-3,937.56

Finding the Fourth Proportional to 7,888.33, 11,826.26 and 3,937.56

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Solution

The fourth proportional to 7,888.33, 11,826.26 and 3,937.56 is: 5,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.33 : 11,826.26 = 3,937.56 : x
  2. Step 2: Convert to fraction form
    7,888.33/11,826.26 = 3,937.56/x
  3. Step 3: Cross multiply
    7,888.33x = 11,826.26 × 3,937.56
  4. Step 4: Simplify right side
    7,888.33x = 46,566,608.33
  5. Step 5: Solve for x
    x = 46,566,608.33/7,888.33
  6. Step 6: Final answer
    x = 5,903.23

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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.