Home / 4,532.49-6,789.87-3,126.69

Finding the Fourth Proportional to 4,532.49, 6,789.87 and 3,126.69

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Solution

The fourth proportional to 4,532.49, 6,789.87 and 3,126.69 is: 4,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,532.49 : 6,789.87 = 3,126.69 : x
  2. Step 2: Convert to fraction form
    4,532.49/6,789.87 = 3,126.69/x
  3. Step 3: Cross multiply
    4,532.49x = 6,789.87 × 3,126.69
  4. Step 4: Simplify right side
    4,532.49x = 21,229,818.63
  5. Step 5: Solve for x
    x = 21,229,818.63/4,532.49
  6. Step 6: Final answer
    x = 4,683.92

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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.