Home / 4,923.42-7,379.49-1,959.09

Finding the Fourth Proportional to 4,923.42, 7,379.49 and 1,959.09

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Solution

The fourth proportional to 4,923.42, 7,379.49 and 1,959.09 is: 2,936.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.42 : 7,379.49 = 1,959.09 : x
  2. Step 2: Convert to fraction form
    4,923.42/7,379.49 = 1,959.09/x
  3. Step 3: Cross multiply
    4,923.42x = 7,379.49 × 1,959.09
  4. Step 4: Simplify right side
    4,923.42x = 14,457,085.06
  5. Step 5: Solve for x
    x = 14,457,085.06/4,923.42
  6. Step 6: Final answer
    x = 2,936.39

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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.