Home / 4,409.79-6,614.55-1,487.85

Finding the Fourth Proportional to 4,409.79, 6,614.55 and 1,487.85

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Solution

The fourth proportional to 4,409.79, 6,614.55 and 1,487.85 is: 2,231.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.79 : 6,614.55 = 1,487.85 : x
  2. Step 2: Convert to fraction form
    4,409.79/6,614.55 = 1,487.85/x
  3. Step 3: Cross multiply
    4,409.79x = 6,614.55 × 1,487.85
  4. Step 4: Simplify right side
    4,409.79x = 9,841,434.24
  5. Step 5: Solve for x
    x = 9,841,434.24/4,409.79
  6. Step 6: Final answer
    x = 2,231.73

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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.