Home / 3,237.32-4,440.08-3,198.98

Finding the Fourth Proportional to 3,237.32, 4,440.08 and 3,198.98

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Solution

The fourth proportional to 3,237.32, 4,440.08 and 3,198.98 is: 4,387.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.32 : 4,440.08 = 3,198.98 : x
  2. Step 2: Convert to fraction form
    3,237.32/4,440.08 = 3,198.98/x
  3. Step 3: Cross multiply
    3,237.32x = 4,440.08 × 3,198.98
  4. Step 4: Simplify right side
    3,237.32x = 14,203,688.92
  5. Step 5: Solve for x
    x = 14,203,688.92/3,237.32
  6. Step 6: Final answer
    x = 4,387.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.