Home / 3,558.28-5,333.01-1,477

Finding the Fourth Proportional to 3,558.28, 5,333.01 and 1,477

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Solution

The fourth proportional to 3,558.28, 5,333.01 and 1,477 is: 2,213.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.28 : 5,333.01 = 1,477 : x
  2. Step 2: Convert to fraction form
    3,558.28/5,333.01 = 1,477/x
  3. Step 3: Cross multiply
    3,558.28x = 5,333.01 × 1,477
  4. Step 4: Simplify right side
    3,558.28x = 7,876,855.77
  5. Step 5: Solve for x
    x = 7,876,855.77/3,558.28
  6. Step 6: Final answer
    x = 2,213.67

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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.