Home / 7,553.10-11,327.09-2,872.00

Finding the Fourth Proportional to 7,553.10, 11,327.09 and 2,872.00

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Solution

The fourth proportional to 7,553.10, 11,327.09 and 2,872.00 is: 4,307.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.10 : 11,327.09 = 2,872.00 : x
  2. Step 2: Convert to fraction form
    7,553.10/11,327.09 = 2,872.00/x
  3. Step 3: Cross multiply
    7,553.10x = 11,327.09 × 2,872.00
  4. Step 4: Simplify right side
    7,553.10x = 32,531,345.84
  5. Step 5: Solve for x
    x = 32,531,345.84/7,553.10
  6. Step 6: Final answer
    x = 4,307.02

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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.