Home / 7,632.30-11,452.86-4,122.37

Finding the Fourth Proportional to 7,632.30, 11,452.86 and 4,122.37

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Solution

The fourth proportional to 7,632.30, 11,452.86 and 4,122.37 is: 6,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,632.30 : 11,452.86 = 4,122.37 : x
  2. Step 2: Convert to fraction form
    7,632.30/11,452.86 = 4,122.37/x
  3. Step 3: Cross multiply
    7,632.30x = 11,452.86 × 4,122.37
  4. Step 4: Simplify right side
    7,632.30x = 47,212,926.48
  5. Step 5: Solve for x
    x = 47,212,926.48/7,632.30
  6. Step 6: Final answer
    x = 6,185.94

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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.