Home / 4,379.20-6,043.26-2,389.76

Finding the Fourth Proportional to 4,379.20, 6,043.26 and 2,389.76

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Solution

The fourth proportional to 4,379.20, 6,043.26 and 2,389.76 is: 3,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.20 : 6,043.26 = 2,389.76 : x
  2. Step 2: Convert to fraction form
    4,379.20/6,043.26 = 2,389.76/x
  3. Step 3: Cross multiply
    4,379.20x = 6,043.26 × 2,389.76
  4. Step 4: Simplify right side
    4,379.20x = 14,441,941.02
  5. Step 5: Solve for x
    x = 14,441,941.02/4,379.20
  6. Step 6: Final answer
    x = 3,297.85

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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.