Home / 4,708.18-7,062.54-1,786.42

Finding the Fourth Proportional to 4,708.18, 7,062.54 and 1,786.42

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Solution

The fourth proportional to 4,708.18, 7,062.54 and 1,786.42 is: 2,679.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,708.18 : 7,062.54 = 1,786.42 : x
  2. Step 2: Convert to fraction form
    4,708.18/7,062.54 = 1,786.42/x
  3. Step 3: Cross multiply
    4,708.18x = 7,062.54 × 1,786.42
  4. Step 4: Simplify right side
    4,708.18x = 12,616,662.71
  5. Step 5: Solve for x
    x = 12,616,662.71/4,708.18
  6. Step 6: Final answer
    x = 2,679.73

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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.