Home / 4,379.47-6,043.85-2,491.39

Finding the Fourth Proportional to 4,379.47, 6,043.85 and 2,491.39

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Solution

The fourth proportional to 4,379.47, 6,043.85 and 2,491.39 is: 3,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.47 : 6,043.85 = 2,491.39 : x
  2. Step 2: Convert to fraction form
    4,379.47/6,043.85 = 2,491.39/x
  3. Step 3: Cross multiply
    4,379.47x = 6,043.85 × 2,491.39
  4. Step 4: Simplify right side
    4,379.47x = 15,057,578.57
  5. Step 5: Solve for x
    x = 15,057,578.57/4,379.47
  6. Step 6: Final answer
    x = 3,438.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.