Home / 4,379.18-6,043.25-2,389.72

Finding the Fourth Proportional to 4,379.18, 6,043.25 and 2,389.72

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Solution

The fourth proportional to 4,379.18, 6,043.25 and 2,389.72 is: 3,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.18 : 6,043.25 = 2,389.72 : x
  2. Step 2: Convert to fraction form
    4,379.18/6,043.25 = 2,389.72/x
  3. Step 3: Cross multiply
    4,379.18x = 6,043.25 × 2,389.72
  4. Step 4: Simplify right side
    4,379.18x = 14,441,648.33
  5. Step 5: Solve for x
    x = 14,441,648.33/4,379.18
  6. Step 6: Final answer
    x = 3,297.80

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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.