Home / 6,076.77-8,385.47-3,558.56

Finding the Fourth Proportional to 6,076.77, 8,385.47 and 3,558.56

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Solution

The fourth proportional to 6,076.77, 8,385.47 and 3,558.56 is: 4,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,076.77 : 8,385.47 = 3,558.56 : x
  2. Step 2: Convert to fraction form
    6,076.77/8,385.47 = 3,558.56/x
  3. Step 3: Cross multiply
    6,076.77x = 8,385.47 × 3,558.56
  4. Step 4: Simplify right side
    6,076.77x = 29,840,138.40
  5. Step 5: Solve for x
    x = 29,840,138.40/6,076.77
  6. Step 6: Final answer
    x = 4,910.53

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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.