Home / 8,953.80-12,352.71-5,176.27

Finding the Fourth Proportional to 8,953.80, 12,352.71 and 5,176.27

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Solution

The fourth proportional to 8,953.80, 12,352.71 and 5,176.27 is: 7,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,953.80 : 12,352.71 = 5,176.27 : x
  2. Step 2: Convert to fraction form
    8,953.80/12,352.71 = 5,176.27/x
  3. Step 3: Cross multiply
    8,953.80x = 12,352.71 × 5,176.27
  4. Step 4: Simplify right side
    8,953.80x = 63,940,942.16
  5. Step 5: Solve for x
    x = 63,940,942.16/8,953.80
  6. Step 6: Final answer
    x = 7,141.21

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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.