Home / 5,193.09-7,787.71-2,727.65

Finding the Fourth Proportional to 5,193.09, 7,787.71 and 2,727.65

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Solution

The fourth proportional to 5,193.09, 7,787.71 and 2,727.65 is: 4,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.09 : 7,787.71 = 2,727.65 : x
  2. Step 2: Convert to fraction form
    5,193.09/7,787.71 = 2,727.65/x
  3. Step 3: Cross multiply
    5,193.09x = 7,787.71 × 2,727.65
  4. Step 4: Simplify right side
    5,193.09x = 21,242,147.18
  5. Step 5: Solve for x
    x = 21,242,147.18/5,193.09
  6. Step 6: Final answer
    x = 4,090.46

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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.