Home / 3,325.06-4,990.66-1,682.76

Finding the Fourth Proportional to 3,325.06, 4,990.66 and 1,682.76

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Solution

The fourth proportional to 3,325.06, 4,990.66 and 1,682.76 is: 2,525.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.06 : 4,990.66 = 1,682.76 : x
  2. Step 2: Convert to fraction form
    3,325.06/4,990.66 = 1,682.76/x
  3. Step 3: Cross multiply
    3,325.06x = 4,990.66 × 1,682.76
  4. Step 4: Simplify right side
    3,325.06x = 8,398,083.02
  5. Step 5: Solve for x
    x = 8,398,083.02/3,325.06
  6. Step 6: Final answer
    x = 2,525.69

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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.