Home / 6,553.56-9,044.34-3,720.99

Finding the Fourth Proportional to 6,553.56, 9,044.34 and 3,720.99

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Solution

The fourth proportional to 6,553.56, 9,044.34 and 3,720.99 is: 5,135.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553.56 : 9,044.34 = 3,720.99 : x
  2. Step 2: Convert to fraction form
    6,553.56/9,044.34 = 3,720.99/x
  3. Step 3: Cross multiply
    6,553.56x = 9,044.34 × 3,720.99
  4. Step 4: Simplify right side
    6,553.56x = 33,653,898.70
  5. Step 5: Solve for x
    x = 33,653,898.70/6,553.56
  6. Step 6: Final answer
    x = 5,135.21

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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.