Home / 4,701.23-6,472.92-3,991.61

Finding the Fourth Proportional to 4,701.23, 6,472.92 and 3,991.61

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Solution

The fourth proportional to 4,701.23, 6,472.92 and 3,991.61 is: 5,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.23 : 6,472.92 = 3,991.61 : x
  2. Step 2: Convert to fraction form
    4,701.23/6,472.92 = 3,991.61/x
  3. Step 3: Cross multiply
    4,701.23x = 6,472.92 × 3,991.61
  4. Step 4: Simplify right side
    4,701.23x = 25,837,339.84
  5. Step 5: Solve for x
    x = 25,837,339.84/4,701.23
  6. Step 6: Final answer
    x = 5,495.87

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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.