Home / 4,488.24-6,732.84-2,178

Finding the Fourth Proportional to 4,488.24, 6,732.84 and 2,178

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Solution

The fourth proportional to 4,488.24, 6,732.84 and 2,178 is: 3,267.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.24 : 6,732.84 = 2,178 : x
  2. Step 2: Convert to fraction form
    4,488.24/6,732.84 = 2,178/x
  3. Step 3: Cross multiply
    4,488.24x = 6,732.84 × 2,178
  4. Step 4: Simplify right side
    4,488.24x = 14,664,125.52
  5. Step 5: Solve for x
    x = 14,664,125.52/4,488.24
  6. Step 6: Final answer
    x = 3,267.23

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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.