Home / 7,609.97-11,405.53-4,313.07

Finding the Fourth Proportional to 7,609.97, 11,405.53 and 4,313.07

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Solution

The fourth proportional to 7,609.97, 11,405.53 and 4,313.07 is: 6,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.97 : 11,405.53 = 4,313.07 : x
  2. Step 2: Convert to fraction form
    7,609.97/11,405.53 = 4,313.07/x
  3. Step 3: Cross multiply
    7,609.97x = 11,405.53 × 4,313.07
  4. Step 4: Simplify right side
    7,609.97x = 49,192,849.28
  5. Step 5: Solve for x
    x = 49,192,849.28/7,609.97
  6. Step 6: Final answer
    x = 6,464.26

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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.