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Finding the Fourth Proportional to 5,037.99, 6,952.94 and 2,942.31

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Solution

The fourth proportional to 5,037.99, 6,952.94 and 2,942.31 is: 4,060.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.99 : 6,952.94 = 2,942.31 : x
  2. Step 2: Convert to fraction form
    5,037.99/6,952.94 = 2,942.31/x
  3. Step 3: Cross multiply
    5,037.99x = 6,952.94 × 2,942.31
  4. Step 4: Simplify right side
    5,037.99x = 20,457,690.18
  5. Step 5: Solve for x
    x = 20,457,690.18/5,037.99
  6. Step 6: Final answer
    x = 4,060.68

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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.