Home / 4,540.20-6,810.30-2,079.83

Finding the Fourth Proportional to 4,540.20, 6,810.30 and 2,079.83

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Solution

The fourth proportional to 4,540.20, 6,810.30 and 2,079.83 is: 3,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.20 : 6,810.30 = 2,079.83 : x
  2. Step 2: Convert to fraction form
    4,540.20/6,810.30 = 2,079.83/x
  3. Step 3: Cross multiply
    4,540.20x = 6,810.30 × 2,079.83
  4. Step 4: Simplify right side
    4,540.20x = 14,164,232.20
  5. Step 5: Solve for x
    x = 14,164,232.20/4,540.20
  6. Step 6: Final answer
    x = 3,119.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.