Home / 7,492.75-11,235.67-2,225.86

Finding the Fourth Proportional to 7,492.75, 11,235.67 and 2,225.86

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Solution

The fourth proportional to 7,492.75, 11,235.67 and 2,225.86 is: 3,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.75 : 11,235.67 = 2,225.86 : x
  2. Step 2: Convert to fraction form
    7,492.75/11,235.67 = 2,225.86/x
  3. Step 3: Cross multiply
    7,492.75x = 11,235.67 × 2,225.86
  4. Step 4: Simplify right side
    7,492.75x = 25,009,028.43
  5. Step 5: Solve for x
    x = 25,009,028.43/7,492.75
  6. Step 6: Final answer
    x = 3,337.76

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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.