Home / 11,219.22-16,810.26-4,969.86

Finding the Fourth Proportional to 11,219.22, 16,810.26 and 4,969.86

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Solution

The fourth proportional to 11,219.22, 16,810.26 and 4,969.86 is: 7,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.22 : 16,810.26 = 4,969.86 : x
  2. Step 2: Convert to fraction form
    11,219.22/16,810.26 = 4,969.86/x
  3. Step 3: Cross multiply
    11,219.22x = 16,810.26 × 4,969.86
  4. Step 4: Simplify right side
    11,219.22x = 83,544,638.76
  5. Step 5: Solve for x
    x = 83,544,638.76/11,219.22
  6. Step 6: Final answer
    x = 7,446.56

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1.5x scale

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.