Home / 4,379.22-6,043.68-2,490.21

Finding the Fourth Proportional to 4,379.22, 6,043.68 and 2,490.21

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Solution

The fourth proportional to 4,379.22, 6,043.68 and 2,490.21 is: 3,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.22 : 6,043.68 = 2,490.21 : x
  2. Step 2: Convert to fraction form
    4,379.22/6,043.68 = 2,490.21/x
  3. Step 3: Cross multiply
    4,379.22x = 6,043.68 × 2,490.21
  4. Step 4: Simplify right side
    4,379.22x = 15,050,032.37
  5. Step 5: Solve for x
    x = 15,050,032.37/4,379.22
  6. Step 6: Final answer
    x = 3,436.69

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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.