Home / 6,923.49-10,383.93-1,857.72

Finding the Fourth Proportional to 6,923.49, 10,383.93 and 1,857.72

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Solution

The fourth proportional to 6,923.49, 10,383.93 and 1,857.72 is: 2,786.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.49 : 10,383.93 = 1,857.72 : x
  2. Step 2: Convert to fraction form
    6,923.49/10,383.93 = 1,857.72/x
  3. Step 3: Cross multiply
    6,923.49x = 10,383.93 × 1,857.72
  4. Step 4: Simplify right side
    6,923.49x = 19,290,434.44
  5. Step 5: Solve for x
    x = 19,290,434.44/6,923.49
  6. Step 6: Final answer
    x = 2,786.23

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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.