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Finding the Fourth Proportional to 5,821.74, 8,037.10 and 4,674.94

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Solution

The fourth proportional to 5,821.74, 8,037.10 and 4,674.94 is: 6,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.74 : 8,037.10 = 4,674.94 : x
  2. Step 2: Convert to fraction form
    5,821.74/8,037.10 = 4,674.94/x
  3. Step 3: Cross multiply
    5,821.74x = 8,037.10 × 4,674.94
  4. Step 4: Simplify right side
    5,821.74x = 37,572,960.27
  5. Step 5: Solve for x
    x = 37,572,960.27/5,821.74
  6. Step 6: Final answer
    x = 6,453.91

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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.