Home / 8,043.85-11,100.96-4,508.20

Finding the Fourth Proportional to 8,043.85, 11,100.96 and 4,508.20

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Solution

The fourth proportional to 8,043.85, 11,100.96 and 4,508.20 is: 6,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.85 : 11,100.96 = 4,508.20 : x
  2. Step 2: Convert to fraction form
    8,043.85/11,100.96 = 4,508.20/x
  3. Step 3: Cross multiply
    8,043.85x = 11,100.96 × 4,508.20
  4. Step 4: Simplify right side
    8,043.85x = 50,045,347.87
  5. Step 5: Solve for x
    x = 50,045,347.87/8,043.85
  6. Step 6: Final answer
    x = 6,221.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.