Home / 7,492.96-11,239.52-3,794.40

Finding the Fourth Proportional to 7,492.96, 11,239.52 and 3,794.40

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Solution

The fourth proportional to 7,492.96, 11,239.52 and 3,794.40 is: 5,691.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.96 : 11,239.52 = 3,794.40 : x
  2. Step 2: Convert to fraction form
    7,492.96/11,239.52 = 3,794.40/x
  3. Step 3: Cross multiply
    7,492.96x = 11,239.52 × 3,794.40
  4. Step 4: Simplify right side
    7,492.96x = 42,647,234.69
  5. Step 5: Solve for x
    x = 42,647,234.69/7,492.96
  6. Step 6: Final answer
    x = 5,691.64

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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.