Home / 5,022.42-6,930.54-2,784.26

Finding the Fourth Proportional to 5,022.42, 6,930.54 and 2,784.26

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Solution

The fourth proportional to 5,022.42, 6,930.54 and 2,784.26 is: 3,842.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.42 : 6,930.54 = 2,784.26 : x
  2. Step 2: Convert to fraction form
    5,022.42/6,930.54 = 2,784.26/x
  3. Step 3: Cross multiply
    5,022.42x = 6,930.54 × 2,784.26
  4. Step 4: Simplify right side
    5,022.42x = 19,296,390.65
  5. Step 5: Solve for x
    x = 19,296,390.65/5,022.42
  6. Step 6: Final answer
    x = 3,842.05

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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.