Home / 3,538.62-5,303.00-2,660.10

Finding the Fourth Proportional to 3,538.62, 5,303.00 and 2,660.10

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Solution

The fourth proportional to 3,538.62, 5,303.00 and 2,660.10 is: 3,986.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.62 : 5,303.00 = 2,660.10 : x
  2. Step 2: Convert to fraction form
    3,538.62/5,303.00 = 2,660.10/x
  3. Step 3: Cross multiply
    3,538.62x = 5,303.00 × 2,660.10
  4. Step 4: Simplify right side
    3,538.62x = 14,106,497.00
  5. Step 5: Solve for x
    x = 14,106,497.00/3,538.62
  6. Step 6: Final answer
    x = 3,986.44

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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.