Home / 4,379.31-6,043.58-2,390.00

Finding the Fourth Proportional to 4,379.31, 6,043.58 and 2,390.00

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Solution

The fourth proportional to 4,379.31, 6,043.58 and 2,390.00 is: 3,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.31 : 6,043.58 = 2,390.00 : x
  2. Step 2: Convert to fraction form
    4,379.31/6,043.58 = 2,390.00/x
  3. Step 3: Cross multiply
    4,379.31x = 6,043.58 × 2,390.00
  4. Step 4: Simplify right side
    4,379.31x = 14,444,134.33
  5. Step 5: Solve for x
    x = 14,444,134.33/4,379.31
  6. Step 6: Final answer
    x = 3,298.27

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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.