Home / 4,619.35-6,930.24-1,332.71

Finding the Fourth Proportional to 4,619.35, 6,930.24 and 1,332.71

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Solution

The fourth proportional to 4,619.35, 6,930.24 and 1,332.71 is: 1,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,619.35 : 6,930.24 = 1,332.71 : x
  2. Step 2: Convert to fraction form
    4,619.35/6,930.24 = 1,332.71/x
  3. Step 3: Cross multiply
    4,619.35x = 6,930.24 × 1,332.71
  4. Step 4: Simplify right side
    4,619.35x = 9,236,000.15
  5. Step 5: Solve for x
    x = 9,236,000.15/4,619.35
  6. Step 6: Final answer
    x = 1,999.42

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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.