Home / 8,129.02-11,218.03-4,403.02

Finding the Fourth Proportional to 8,129.02, 11,218.03 and 4,403.02

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Solution

The fourth proportional to 8,129.02, 11,218.03 and 4,403.02 is: 6,076.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129.02 : 11,218.03 = 4,403.02 : x
  2. Step 2: Convert to fraction form
    8,129.02/11,218.03 = 4,403.02/x
  3. Step 3: Cross multiply
    8,129.02x = 11,218.03 × 4,403.02
  4. Step 4: Simplify right side
    8,129.02x = 49,393,210.45
  5. Step 5: Solve for x
    x = 49,393,210.45/8,129.02
  6. Step 6: Final answer
    x = 6,076.16

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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.