Home / 7,609.48-11,364.21-6,571.64

Finding the Fourth Proportional to 7,609.48, 11,364.21 and 6,571.64

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Solution

The fourth proportional to 7,609.48, 11,364.21 and 6,571.64 is: 9,814.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609.48 : 11,364.21 = 6,571.64 : x
  2. Step 2: Convert to fraction form
    7,609.48/11,364.21 = 6,571.64/x
  3. Step 3: Cross multiply
    7,609.48x = 11,364.21 × 6,571.64
  4. Step 4: Simplify right side
    7,609.48x = 74,681,497.00
  5. Step 5: Solve for x
    x = 74,681,497.00/7,609.48
  6. Step 6: Final answer
    x = 9,814.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.