Home / 3,200.70-4,420.08-2,494.50

Finding the Fourth Proportional to 3,200.70, 4,420.08 and 2,494.50

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Solution

The fourth proportional to 3,200.70, 4,420.08 and 2,494.50 is: 3,444.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.70 : 4,420.08 = 2,494.50 : x
  2. Step 2: Convert to fraction form
    3,200.70/4,420.08 = 2,494.50/x
  3. Step 3: Cross multiply
    3,200.70x = 4,420.08 × 2,494.50
  4. Step 4: Simplify right side
    3,200.70x = 11,025,889.56
  5. Step 5: Solve for x
    x = 11,025,889.56/3,200.70
  6. Step 6: Final answer
    x = 3,444.84

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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.