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Finding the Fourth Proportional to 3,553.99, 4,903.99 and 2,061.63

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Solution

The fourth proportional to 3,553.99, 4,903.99 and 2,061.63 is: 2,844.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553.99 : 4,903.99 = 2,061.63 : x
  2. Step 2: Convert to fraction form
    3,553.99/4,903.99 = 2,061.63/x
  3. Step 3: Cross multiply
    3,553.99x = 4,903.99 × 2,061.63
  4. Step 4: Simplify right side
    3,553.99x = 10,110,207.75
  5. Step 5: Solve for x
    x = 10,110,207.75/3,553.99
  6. Step 6: Final answer
    x = 2,844.75

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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.