Home / 4,423.70-6,635.79-1,136.82

Finding the Fourth Proportional to 4,423.70, 6,635.79 and 1,136.82

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Solution

The fourth proportional to 4,423.70, 6,635.79 and 1,136.82 is: 1,705.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.70 : 6,635.79 = 1,136.82 : x
  2. Step 2: Convert to fraction form
    4,423.70/6,635.79 = 1,136.82/x
  3. Step 3: Cross multiply
    4,423.70x = 6,635.79 × 1,136.82
  4. Step 4: Simplify right side
    4,423.70x = 7,543,698.79
  5. Step 5: Solve for x
    x = 7,543,698.79/4,423.70
  6. Step 6: Final answer
    x = 1,705.29

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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.