Home / 4,379.50-6,043.70-2,807.59

Finding the Fourth Proportional to 4,379.50, 6,043.70 and 2,807.59

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Solution

The fourth proportional to 4,379.50, 6,043.70 and 2,807.59 is: 3,874.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.50 : 6,043.70 = 2,807.59 : x
  2. Step 2: Convert to fraction form
    4,379.50/6,043.70 = 2,807.59/x
  3. Step 3: Cross multiply
    4,379.50x = 6,043.70 × 2,807.59
  4. Step 4: Simplify right side
    4,379.50x = 16,968,231.68
  5. Step 5: Solve for x
    x = 16,968,231.68/4,379.50
  6. Step 6: Final answer
    x = 3,874.47

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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.