Home / 11,617.94-16,024.58-7,144.14

Finding the Fourth Proportional to 11,617.94, 16,024.58 and 7,144.14

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Solution

The fourth proportional to 11,617.94, 16,024.58 and 7,144.14 is: 9,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.94 : 16,024.58 = 7,144.14 : x
  2. Step 2: Convert to fraction form
    11,617.94/16,024.58 = 7,144.14/x
  3. Step 3: Cross multiply
    11,617.94x = 16,024.58 × 7,144.14
  4. Step 4: Simplify right side
    11,617.94x = 114,481,807.24
  5. Step 5: Solve for x
    x = 114,481,807.24/11,617.94
  6. Step 6: Final answer
    x = 9,853.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.