Home / 4,521.44-6,776.76-2,180

Finding the Fourth Proportional to 4,521.44, 6,776.76 and 2,180

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Solution

The fourth proportional to 4,521.44, 6,776.76 and 2,180 is: 3,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,521.44 : 6,776.76 = 2,180 : x
  2. Step 2: Convert to fraction form
    4,521.44/6,776.76 = 2,180/x
  3. Step 3: Cross multiply
    4,521.44x = 6,776.76 × 2,180
  4. Step 4: Simplify right side
    4,521.44x = 14,773,336.80
  5. Step 5: Solve for x
    x = 14,773,336.80/4,521.44
  6. Step 6: Final answer
    x = 3,267.40

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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.