Home / 9,631.36-14,449.84-2,877.12

Finding the Fourth Proportional to 9,631.36, 14,449.84 and 2,877.12

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Solution

The fourth proportional to 9,631.36, 14,449.84 and 2,877.12 is: 4,316.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.36 : 14,449.84 = 2,877.12 : x
  2. Step 2: Convert to fraction form
    9,631.36/14,449.84 = 2,877.12/x
  3. Step 3: Cross multiply
    9,631.36x = 14,449.84 × 2,877.12
  4. Step 4: Simplify right side
    9,631.36x = 41,573,923.66
  5. Step 5: Solve for x
    x = 41,573,923.66/9,631.36
  6. Step 6: Final answer
    x = 4,316.52

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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.