Home / 4,422.42-6,632.60-1,955.90

Finding the Fourth Proportional to 4,422.42, 6,632.60 and 1,955.90

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Solution

The fourth proportional to 4,422.42, 6,632.60 and 1,955.90 is: 2,933.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.42 : 6,632.60 = 1,955.90 : x
  2. Step 2: Convert to fraction form
    4,422.42/6,632.60 = 1,955.90/x
  3. Step 3: Cross multiply
    4,422.42x = 6,632.60 × 1,955.90
  4. Step 4: Simplify right side
    4,422.42x = 12,972,702.34
  5. Step 5: Solve for x
    x = 12,972,702.34/4,422.42
  6. Step 6: Final answer
    x = 2,933.39

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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.