Home / 3,182.34-4,773.81-1,621.68

Finding the Fourth Proportional to 3,182.34, 4,773.81 and 1,621.68

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Solution

The fourth proportional to 3,182.34, 4,773.81 and 1,621.68 is: 2,432.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.34 : 4,773.81 = 1,621.68 : x
  2. Step 2: Convert to fraction form
    3,182.34/4,773.81 = 1,621.68/x
  3. Step 3: Cross multiply
    3,182.34x = 4,773.81 × 1,621.68
  4. Step 4: Simplify right side
    3,182.34x = 7,741,592.20
  5. Step 5: Solve for x
    x = 7,741,592.20/3,182.34
  6. Step 6: Final answer
    x = 2,432.67

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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.