Home / 4,379.20-6,043.48-2,389.88

Finding the Fourth Proportional to 4,379.20, 6,043.48 and 2,389.88

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Solution

The fourth proportional to 4,379.20, 6,043.48 and 2,389.88 is: 3,298.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.20 : 6,043.48 = 2,389.88 : x
  2. Step 2: Convert to fraction form
    4,379.20/6,043.48 = 2,389.88/x
  3. Step 3: Cross multiply
    4,379.20x = 6,043.48 × 2,389.88
  4. Step 4: Simplify right side
    4,379.20x = 14,443,191.98
  5. Step 5: Solve for x
    x = 14,443,191.98/4,379.20
  6. Step 6: Final answer
    x = 3,298.13

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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.