Home / 4,509.82-6,758.88-1,838.30

Finding the Fourth Proportional to 4,509.82, 6,758.88 and 1,838.30

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Solution

The fourth proportional to 4,509.82, 6,758.88 and 1,838.30 is: 2,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.82 : 6,758.88 = 1,838.30 : x
  2. Step 2: Convert to fraction form
    4,509.82/6,758.88 = 1,838.30/x
  3. Step 3: Cross multiply
    4,509.82x = 6,758.88 × 1,838.30
  4. Step 4: Simplify right side
    4,509.82x = 12,424,808.42
  5. Step 5: Solve for x
    x = 12,424,808.42/4,509.82
  6. Step 6: Final answer
    x = 2,755.06

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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.