Home / 3,216.93-4,439.10-1,800.54

Finding the Fourth Proportional to 3,216.93, 4,439.10 and 1,800.54

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Solution

The fourth proportional to 3,216.93, 4,439.10 and 1,800.54 is: 2,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.93 : 4,439.10 = 1,800.54 : x
  2. Step 2: Convert to fraction form
    3,216.93/4,439.10 = 1,800.54/x
  3. Step 3: Cross multiply
    3,216.93x = 4,439.10 × 1,800.54
  4. Step 4: Simplify right side
    3,216.93x = 7,992,777.11
  5. Step 5: Solve for x
    x = 7,992,777.11/3,216.93
  6. Step 6: Final answer
    x = 2,484.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.