Home / 9,125.07-13,682.08-3,571.80

Finding the Fourth Proportional to 9,125.07, 13,682.08 and 3,571.80

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Solution

The fourth proportional to 9,125.07, 13,682.08 and 3,571.80 is: 5,355.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.07 : 13,682.08 = 3,571.80 : x
  2. Step 2: Convert to fraction form
    9,125.07/13,682.08 = 3,571.80/x
  3. Step 3: Cross multiply
    9,125.07x = 13,682.08 × 3,571.80
  4. Step 4: Simplify right side
    9,125.07x = 48,869,653.34
  5. Step 5: Solve for x
    x = 48,869,653.34/9,125.07
  6. Step 6: Final answer
    x = 5,355.54

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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.