Home / 3,252.18-4,866.12-1,998.30

Finding the Fourth Proportional to 3,252.18, 4,866.12 and 1,998.30

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Solution

The fourth proportional to 3,252.18, 4,866.12 and 1,998.30 is: 2,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.18 : 4,866.12 = 1,998.30 : x
  2. Step 2: Convert to fraction form
    3,252.18/4,866.12 = 1,998.30/x
  3. Step 3: Cross multiply
    3,252.18x = 4,866.12 × 1,998.30
  4. Step 4: Simplify right side
    3,252.18x = 9,723,967.60
  5. Step 5: Solve for x
    x = 9,723,967.60/3,252.18
  6. Step 6: Final answer
    x = 2,989.98

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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.