Home / 4,379.06-6,043.66-2,890.08

Finding the Fourth Proportional to 4,379.06, 6,043.66 and 2,890.08

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Solution

The fourth proportional to 4,379.06, 6,043.66 and 2,890.08 is: 3,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.06 : 6,043.66 = 2,890.08 : x
  2. Step 2: Convert to fraction form
    4,379.06/6,043.66 = 2,890.08/x
  3. Step 3: Cross multiply
    4,379.06x = 6,043.66 × 2,890.08
  4. Step 4: Simplify right side
    4,379.06x = 17,466,669.92
  5. Step 5: Solve for x
    x = 17,466,669.92/4,379.06
  6. Step 6: Final answer
    x = 3,988.68

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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.