Home / 3,632.64-5,447.52-2,342.40

Finding the Fourth Proportional to 3,632.64, 5,447.52 and 2,342.40

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Solution

The fourth proportional to 3,632.64, 5,447.52 and 2,342.40 is: 3,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.64 : 5,447.52 = 2,342.40 : x
  2. Step 2: Convert to fraction form
    3,632.64/5,447.52 = 2,342.40/x
  3. Step 3: Cross multiply
    3,632.64x = 5,447.52 × 2,342.40
  4. Step 4: Simplify right side
    3,632.64x = 12,760,270.85
  5. Step 5: Solve for x
    x = 12,760,270.85/3,632.64
  6. Step 6: Final answer
    x = 3,512.67

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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.