Home / 4,811.02-7,213.20-1,889.62

Finding the Fourth Proportional to 4,811.02, 7,213.20 and 1,889.62

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Solution

The fourth proportional to 4,811.02, 7,213.20 and 1,889.62 is: 2,833.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,811.02 : 7,213.20 = 1,889.62 : x
  2. Step 2: Convert to fraction form
    4,811.02/7,213.20 = 1,889.62/x
  3. Step 3: Cross multiply
    4,811.02x = 7,213.20 × 1,889.62
  4. Step 4: Simplify right side
    4,811.02x = 13,630,206.98
  5. Step 5: Solve for x
    x = 13,630,206.98/4,811.02
  6. Step 6: Final answer
    x = 2,833.12

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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.