Home / 4,762.80-6,571.08-2,771.76

Finding the Fourth Proportional to 4,762.80, 6,571.08 and 2,771.76

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Solution

The fourth proportional to 4,762.80, 6,571.08 and 2,771.76 is: 3,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.80 : 6,571.08 = 2,771.76 : x
  2. Step 2: Convert to fraction form
    4,762.80/6,571.08 = 2,771.76/x
  3. Step 3: Cross multiply
    4,762.80x = 6,571.08 × 2,771.76
  4. Step 4: Simplify right side
    4,762.80x = 18,213,456.70
  5. Step 5: Solve for x
    x = 18,213,456.70/4,762.80
  6. Step 6: Final answer
    x = 3,824.11

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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.