Home / 4,955.80-7,433.64-1,668.87

Finding the Fourth Proportional to 4,955.80, 7,433.64 and 1,668.87

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Solution

The fourth proportional to 4,955.80, 7,433.64 and 1,668.87 is: 2,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.80 : 7,433.64 = 1,668.87 : x
  2. Step 2: Convert to fraction form
    4,955.80/7,433.64 = 1,668.87/x
  3. Step 3: Cross multiply
    4,955.80x = 7,433.64 × 1,668.87
  4. Step 4: Simplify right side
    4,955.80x = 12,405,778.79
  5. Step 5: Solve for x
    x = 12,405,778.79/4,955.80
  6. Step 6: Final answer
    x = 2,503.29

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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.