Home / 9,021.38-13,507.46-4,842.84

Finding the Fourth Proportional to 9,021.38, 13,507.46 and 4,842.84

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Solution

The fourth proportional to 9,021.38, 13,507.46 and 4,842.84 is: 7,251.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.38 : 13,507.46 = 4,842.84 : x
  2. Step 2: Convert to fraction form
    9,021.38/13,507.46 = 4,842.84/x
  3. Step 3: Cross multiply
    9,021.38x = 13,507.46 × 4,842.84
  4. Step 4: Simplify right side
    9,021.38x = 65,414,436.21
  5. Step 5: Solve for x
    x = 65,414,436.21/9,021.38
  6. Step 6: Final answer
    x = 7,251.05

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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.