Home / 9,877.62-14,811.32-3,635.46

Finding the Fourth Proportional to 9,877.62, 14,811.32 and 3,635.46

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Solution

The fourth proportional to 9,877.62, 14,811.32 and 3,635.46 is: 5,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,877.62 : 14,811.32 = 3,635.46 : x
  2. Step 2: Convert to fraction form
    9,877.62/14,811.32 = 3,635.46/x
  3. Step 3: Cross multiply
    9,877.62x = 14,811.32 × 3,635.46
  4. Step 4: Simplify right side
    9,877.62x = 53,845,961.41
  5. Step 5: Solve for x
    x = 53,845,961.41/9,877.62
  6. Step 6: Final answer
    x = 5,451.31

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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.