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Finding the Fourth Proportional to 3,593.79, 4,958.13 and 2,101.50

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Solution

The fourth proportional to 3,593.79, 4,958.13 and 2,101.50 is: 2,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.79 : 4,958.13 = 2,101.50 : x
  2. Step 2: Convert to fraction form
    3,593.79/4,958.13 = 2,101.50/x
  3. Step 3: Cross multiply
    3,593.79x = 4,958.13 × 2,101.50
  4. Step 4: Simplify right side
    3,593.79x = 10,419,510.20
  5. Step 5: Solve for x
    x = 10,419,510.20/3,593.79
  6. Step 6: Final answer
    x = 2,899.31

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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.