Home / 8,629.05-11,901.24-5,600.86

Finding the Fourth Proportional to 8,629.05, 11,901.24 and 5,600.86

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Solution

The fourth proportional to 8,629.05, 11,901.24 and 5,600.86 is: 7,724.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629.05 : 11,901.24 = 5,600.86 : x
  2. Step 2: Convert to fraction form
    8,629.05/11,901.24 = 5,600.86/x
  3. Step 3: Cross multiply
    8,629.05x = 11,901.24 × 5,600.86
  4. Step 4: Simplify right side
    8,629.05x = 66,657,179.07
  5. Step 5: Solve for x
    x = 66,657,179.07/8,629.05
  6. Step 6: Final answer
    x = 7,724.74

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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.