Home / 6,923.75-10,381.37-2,758.93

Finding the Fourth Proportional to 6,923.75, 10,381.37 and 2,758.93

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Solution

The fourth proportional to 6,923.75, 10,381.37 and 2,758.93 is: 4,136.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.75 : 10,381.37 = 2,758.93 : x
  2. Step 2: Convert to fraction form
    6,923.75/10,381.37 = 2,758.93/x
  3. Step 3: Cross multiply
    6,923.75x = 10,381.37 × 2,758.93
  4. Step 4: Simplify right side
    6,923.75x = 28,641,433.39
  5. Step 5: Solve for x
    x = 28,641,433.39/6,923.75
  6. Step 6: Final answer
    x = 4,136.70

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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.