Home / 7,483.79-11,222.96-2,217.38

Finding the Fourth Proportional to 7,483.79, 11,222.96 and 2,217.38

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Solution

The fourth proportional to 7,483.79, 11,222.96 and 2,217.38 is: 3,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.79 : 11,222.96 = 2,217.38 : x
  2. Step 2: Convert to fraction form
    7,483.79/11,222.96 = 2,217.38/x
  3. Step 3: Cross multiply
    7,483.79x = 11,222.96 × 2,217.38
  4. Step 4: Simplify right side
    7,483.79x = 24,885,499.84
  5. Step 5: Solve for x
    x = 24,885,499.84/7,483.79
  6. Step 6: Final answer
    x = 3,325.25

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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.