Home / 8,142.26-11,236.55-4,606.01

Finding the Fourth Proportional to 8,142.26, 11,236.55 and 4,606.01

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Solution

The fourth proportional to 8,142.26, 11,236.55 and 4,606.01 is: 6,356.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142.26 : 11,236.55 = 4,606.01 : x
  2. Step 2: Convert to fraction form
    8,142.26/11,236.55 = 4,606.01/x
  3. Step 3: Cross multiply
    8,142.26x = 11,236.55 × 4,606.01
  4. Step 4: Simplify right side
    8,142.26x = 51,755,661.67
  5. Step 5: Solve for x
    x = 51,755,661.67/8,142.26
  6. Step 6: Final answer
    x = 6,356.42

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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.