Home / 3,190.19-4,405.59-2,632.50

Finding the Fourth Proportional to 3,190.19, 4,405.59 and 2,632.50

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Solution

The fourth proportional to 3,190.19, 4,405.59 and 2,632.50 is: 3,635.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.19 : 4,405.59 = 2,632.50 : x
  2. Step 2: Convert to fraction form
    3,190.19/4,405.59 = 2,632.50/x
  3. Step 3: Cross multiply
    3,190.19x = 4,405.59 × 2,632.50
  4. Step 4: Simplify right side
    3,190.19x = 11,597,715.68
  5. Step 5: Solve for x
    x = 11,597,715.68/3,190.19
  6. Step 6: Final answer
    x = 3,635.44

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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.