Home / 4,912.84-6,779.19-2,923.08

Finding the Fourth Proportional to 4,912.84, 6,779.19 and 2,923.08

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Solution

The fourth proportional to 4,912.84, 6,779.19 and 2,923.08 is: 4,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.84 : 6,779.19 = 2,923.08 : x
  2. Step 2: Convert to fraction form
    4,912.84/6,779.19 = 2,923.08/x
  3. Step 3: Cross multiply
    4,912.84x = 6,779.19 × 2,923.08
  4. Step 4: Simplify right side
    4,912.84x = 19,816,114.71
  5. Step 5: Solve for x
    x = 19,816,114.71/4,912.84
  6. Step 6: Final answer
    x = 4,033.54

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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.