Home / 4,813.47-6,628.77-4,135.86

Finding the Fourth Proportional to 4,813.47, 6,628.77 and 4,135.86

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Solution

The fourth proportional to 4,813.47, 6,628.77 and 4,135.86 is: 5,695.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.47 : 6,628.77 = 4,135.86 : x
  2. Step 2: Convert to fraction form
    4,813.47/6,628.77 = 4,135.86/x
  3. Step 3: Cross multiply
    4,813.47x = 6,628.77 × 4,135.86
  4. Step 4: Simplify right side
    4,813.47x = 27,415,664.69
  5. Step 5: Solve for x
    x = 27,415,664.69/4,813.47
  6. Step 6: Final answer
    x = 5,695.61

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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.