Home / 8,166.12-11,269.02-4,440.12

Finding the Fourth Proportional to 8,166.12, 11,269.02 and 4,440.12

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Solution

The fourth proportional to 8,166.12, 11,269.02 and 4,440.12 is: 6,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.12 : 11,269.02 = 4,440.12 : x
  2. Step 2: Convert to fraction form
    8,166.12/11,269.02 = 4,440.12/x
  3. Step 3: Cross multiply
    8,166.12x = 11,269.02 × 4,440.12
  4. Step 4: Simplify right side
    8,166.12x = 50,035,801.08
  5. Step 5: Solve for x
    x = 50,035,801.08/8,166.12
  6. Step 6: Final answer
    x = 6,127.24

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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.