Home / 7,941.15-10,933.86-6,743.79

Finding the Fourth Proportional to 7,941.15, 10,933.86 and 6,743.79

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Solution

The fourth proportional to 7,941.15, 10,933.86 and 6,743.79 is: 9,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941.15 : 10,933.86 = 6,743.79 : x
  2. Step 2: Convert to fraction form
    7,941.15/10,933.86 = 6,743.79/x
  3. Step 3: Cross multiply
    7,941.15x = 10,933.86 × 6,743.79
  4. Step 4: Simplify right side
    7,941.15x = 73,735,655.73
  5. Step 5: Solve for x
    x = 73,735,655.73/7,941.15
  6. Step 6: Final answer
    x = 9,285.26

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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.