Home / 3,265.21-4,898.36-1,621.81

Finding the Fourth Proportional to 3,265.21, 4,898.36 and 1,621.81

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Solution

The fourth proportional to 3,265.21, 4,898.36 and 1,621.81 is: 2,432.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.21 : 4,898.36 = 1,621.81 : x
  2. Step 2: Convert to fraction form
    3,265.21/4,898.36 = 1,621.81/x
  3. Step 3: Cross multiply
    3,265.21x = 4,898.36 × 1,621.81
  4. Step 4: Simplify right side
    3,265.21x = 7,944,209.23
  5. Step 5: Solve for x
    x = 7,944,209.23/3,265.21
  6. Step 6: Final answer
    x = 2,432.99

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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.