Home / 8,166.13-11,269.46-4,440.13

Finding the Fourth Proportional to 8,166.13, 11,269.46 and 4,440.13

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Solution

The fourth proportional to 8,166.13, 11,269.46 and 4,440.13 is: 6,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.13 : 11,269.46 = 4,440.13 : x
  2. Step 2: Convert to fraction form
    8,166.13/11,269.46 = 4,440.13/x
  3. Step 3: Cross multiply
    8,166.13x = 11,269.46 × 4,440.13
  4. Step 4: Simplify right side
    8,166.13x = 50,037,867.43
  5. Step 5: Solve for x
    x = 50,037,867.43/8,166.13
  6. Step 6: Final answer
    x = 6,127.49

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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.