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Finding the Fourth Proportional to 5,322.99, 7,984.49 and 2,037.09

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Solution

The fourth proportional to 5,322.99, 7,984.49 and 2,037.09 is: 3,055.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.99 : 7,984.49 = 2,037.09 : x
  2. Step 2: Convert to fraction form
    5,322.99/7,984.49 = 2,037.09/x
  3. Step 3: Cross multiply
    5,322.99x = 7,984.49 × 2,037.09
  4. Step 4: Simplify right side
    5,322.99x = 16,265,114.55
  5. Step 5: Solve for x
    x = 16,265,114.55/5,322.99
  6. Step 6: Final answer
    x = 3,055.64

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Similar ratio
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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.