Home / 7,399.62-11,099.01-4,477.14

Finding the Fourth Proportional to 7,399.62, 11,099.01 and 4,477.14

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Solution

The fourth proportional to 7,399.62, 11,099.01 and 4,477.14 is: 6,715.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,399.62 : 11,099.01 = 4,477.14 : x
  2. Step 2: Convert to fraction form
    7,399.62/11,099.01 = 4,477.14/x
  3. Step 3: Cross multiply
    7,399.62x = 11,099.01 × 4,477.14
  4. Step 4: Simplify right side
    7,399.62x = 49,691,821.63
  5. Step 5: Solve for x
    x = 49,691,821.63/7,399.62
  6. Step 6: Final answer
    x = 6,715.46

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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.