Home / 4,409.52-6,614.20-1,122.64

Finding the Fourth Proportional to 4,409.52, 6,614.20 and 1,122.64

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Solution

The fourth proportional to 4,409.52, 6,614.20 and 1,122.64 is: 1,683.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.52 : 6,614.20 = 1,122.64 : x
  2. Step 2: Convert to fraction form
    4,409.52/6,614.20 = 1,122.64/x
  3. Step 3: Cross multiply
    4,409.52x = 6,614.20 × 1,122.64
  4. Step 4: Simplify right side
    4,409.52x = 7,425,365.49
  5. Step 5: Solve for x
    x = 7,425,365.49/4,409.52
  6. Step 6: Final answer
    x = 1,683.94

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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.