Home / 4,379.28-6,043.56-2,389.95

Finding the Fourth Proportional to 4,379.28, 6,043.56 and 2,389.95

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Solution

The fourth proportional to 4,379.28, 6,043.56 and 2,389.95 is: 3,298.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.28 : 6,043.56 = 2,389.95 : x
  2. Step 2: Convert to fraction form
    4,379.28/6,043.56 = 2,389.95/x
  3. Step 3: Cross multiply
    4,379.28x = 6,043.56 × 2,389.95
  4. Step 4: Simplify right side
    4,379.28x = 14,443,803.98
  5. Step 5: Solve for x
    x = 14,443,803.98/4,379.28
  6. Step 6: Final answer
    x = 3,298.21

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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.