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Finding the Fourth Proportional to 4,591.99, 6,885.24 and 3,113.03

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Solution

The fourth proportional to 4,591.99, 6,885.24 and 3,113.03 is: 4,667.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,591.99 : 6,885.24 = 3,113.03 : x
  2. Step 2: Convert to fraction form
    4,591.99/6,885.24 = 3,113.03/x
  3. Step 3: Cross multiply
    4,591.99x = 6,885.24 × 3,113.03
  4. Step 4: Simplify right side
    4,591.99x = 21,433,964.22
  5. Step 5: Solve for x
    x = 21,433,964.22/4,591.99
  6. Step 6: Final answer
    x = 4,667.68

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1.5x scale

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.