Home / 9,126.35-13,687.43-2,553.00

Finding the Fourth Proportional to 9,126.35, 13,687.43 and 2,553.00

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Solution

The fourth proportional to 9,126.35, 13,687.43 and 2,553.00 is: 3,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126.35 : 13,687.43 = 2,553.00 : x
  2. Step 2: Convert to fraction form
    9,126.35/13,687.43 = 2,553.00/x
  3. Step 3: Cross multiply
    9,126.35x = 13,687.43 × 2,553.00
  4. Step 4: Simplify right side
    9,126.35x = 34,943,927.59
  5. Step 5: Solve for x
    x = 34,943,927.59/9,126.35
  6. Step 6: Final answer
    x = 3,828.91

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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.