Home / 4,237.38-6,347.70-3,918.38

Finding the Fourth Proportional to 4,237.38, 6,347.70 and 3,918.38

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Solution

The fourth proportional to 4,237.38, 6,347.70 and 3,918.38 is: 5,869.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.38 : 6,347.70 = 3,918.38 : x
  2. Step 2: Convert to fraction form
    4,237.38/6,347.70 = 3,918.38/x
  3. Step 3: Cross multiply
    4,237.38x = 6,347.70 × 3,918.38
  4. Step 4: Simplify right side
    4,237.38x = 24,872,668.99
  5. Step 5: Solve for x
    x = 24,872,668.99/4,237.38
  6. Step 6: Final answer
    x = 5,869.82

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1.5x scale

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.