Home / 4,488.10-6,729.27-1,890.34

Finding the Fourth Proportional to 4,488.10, 6,729.27 and 1,890.34

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Solution

The fourth proportional to 4,488.10, 6,729.27 and 1,890.34 is: 2,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.10 : 6,729.27 = 1,890.34 : x
  2. Step 2: Convert to fraction form
    4,488.10/6,729.27 = 1,890.34/x
  3. Step 3: Cross multiply
    4,488.10x = 6,729.27 × 1,890.34
  4. Step 4: Simplify right side
    4,488.10x = 12,720,608.25
  5. Step 5: Solve for x
    x = 12,720,608.25/4,488.10
  6. Step 6: Final answer
    x = 2,834.30

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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.