Home / 4,593.85-6,890.37-1,819.80

Finding the Fourth Proportional to 4,593.85, 6,890.37 and 1,819.80

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Solution

The fourth proportional to 4,593.85, 6,890.37 and 1,819.80 is: 2,729.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,593.85 : 6,890.37 = 1,819.80 : x
  2. Step 2: Convert to fraction form
    4,593.85/6,890.37 = 1,819.80/x
  3. Step 3: Cross multiply
    4,593.85x = 6,890.37 × 1,819.80
  4. Step 4: Simplify right side
    4,593.85x = 12,539,088.50
  5. Step 5: Solve for x
    x = 12,539,088.50/4,593.85
  6. Step 6: Final answer
    x = 2,729.54

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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.