Home / 4,529.76-6,778.20-2,681.76

Finding the Fourth Proportional to 4,529.76, 6,778.20 and 2,681.76

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Solution

The fourth proportional to 4,529.76, 6,778.20 and 2,681.76 is: 4,012.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,529.76 : 6,778.20 = 2,681.76 : x
  2. Step 2: Convert to fraction form
    4,529.76/6,778.20 = 2,681.76/x
  3. Step 3: Cross multiply
    4,529.76x = 6,778.20 × 2,681.76
  4. Step 4: Simplify right side
    4,529.76x = 18,177,505.63
  5. Step 5: Solve for x
    x = 18,177,505.63/4,529.76
  6. Step 6: Final answer
    x = 4,012.91

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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.