Home / 7,728.03-11,592.08-3,284.55

Finding the Fourth Proportional to 7,728.03, 11,592.08 and 3,284.55

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Solution

The fourth proportional to 7,728.03, 11,592.08 and 3,284.55 is: 4,926.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728.03 : 11,592.08 = 3,284.55 : x
  2. Step 2: Convert to fraction form
    7,728.03/11,592.08 = 3,284.55/x
  3. Step 3: Cross multiply
    7,728.03x = 11,592.08 × 3,284.55
  4. Step 4: Simplify right side
    7,728.03x = 38,074,766.36
  5. Step 5: Solve for x
    x = 38,074,766.36/7,728.03
  6. Step 6: Final answer
    x = 4,926.84

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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.