Home / 10,268.97-15,394.09-3,693.65

Finding the Fourth Proportional to 10,268.97, 15,394.09 and 3,693.65

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Solution

The fourth proportional to 10,268.97, 15,394.09 and 3,693.65 is: 5,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.97 : 15,394.09 = 3,693.65 : x
  2. Step 2: Convert to fraction form
    10,268.97/15,394.09 = 3,693.65/x
  3. Step 3: Cross multiply
    10,268.97x = 15,394.09 × 3,693.65
  4. Step 4: Simplify right side
    10,268.97x = 56,860,303.56
  5. Step 5: Solve for x
    x = 56,860,303.56/10,268.97
  6. Step 6: Final answer
    x = 5,537.10

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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.