Home / 4,347.05-6,519.89-1,424.70

Finding the Fourth Proportional to 4,347.05, 6,519.89 and 1,424.70

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Solution

The fourth proportional to 4,347.05, 6,519.89 and 1,424.70 is: 2,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,347.05 : 6,519.89 = 1,424.70 : x
  2. Step 2: Convert to fraction form
    4,347.05/6,519.89 = 1,424.70/x
  3. Step 3: Cross multiply
    4,347.05x = 6,519.89 × 1,424.70
  4. Step 4: Simplify right side
    4,347.05x = 9,288,890.84
  5. Step 5: Solve for x
    x = 9,288,890.84/4,347.05
  6. Step 6: Final answer
    x = 2,136.83

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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.