Home / 3,632.36-5,440.79-2,745.08

Finding the Fourth Proportional to 3,632.36, 5,440.79 and 2,745.08

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Solution

The fourth proportional to 3,632.36, 5,440.79 and 2,745.08 is: 4,111.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.36 : 5,440.79 = 2,745.08 : x
  2. Step 2: Convert to fraction form
    3,632.36/5,440.79 = 2,745.08/x
  3. Step 3: Cross multiply
    3,632.36x = 5,440.79 × 2,745.08
  4. Step 4: Simplify right side
    3,632.36x = 14,935,421.00
  5. Step 5: Solve for x
    x = 14,935,421.00/3,632.36
  6. Step 6: Final answer
    x = 4,111.77

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1.5x scale

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.