Home / 4,380.20-6,572.79-1,606.50

Finding the Fourth Proportional to 4,380.20, 6,572.79 and 1,606.50

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Solution

The fourth proportional to 4,380.20, 6,572.79 and 1,606.50 is: 2,410.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.20 : 6,572.79 = 1,606.50 : x
  2. Step 2: Convert to fraction form
    4,380.20/6,572.79 = 1,606.50/x
  3. Step 3: Cross multiply
    4,380.20x = 6,572.79 × 1,606.50
  4. Step 4: Simplify right side
    4,380.20x = 10,559,187.14
  5. Step 5: Solve for x
    x = 10,559,187.14/4,380.20
  6. Step 6: Final answer
    x = 2,410.67

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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.