Home / 4,385.77-6,571.23-2,650.75

Finding the Fourth Proportional to 4,385.77, 6,571.23 and 2,650.75

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Solution

The fourth proportional to 4,385.77, 6,571.23 and 2,650.75 is: 3,971.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385.77 : 6,571.23 = 2,650.75 : x
  2. Step 2: Convert to fraction form
    4,385.77/6,571.23 = 2,650.75/x
  3. Step 3: Cross multiply
    4,385.77x = 6,571.23 × 2,650.75
  4. Step 4: Simplify right side
    4,385.77x = 17,418,687.92
  5. Step 5: Solve for x
    x = 17,418,687.92/4,385.77
  6. Step 6: Final answer
    x = 3,971.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.