Home / 7,108.45-10,658.11-2,951.33

Finding the Fourth Proportional to 7,108.45, 10,658.11 and 2,951.33

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Solution

The fourth proportional to 7,108.45, 10,658.11 and 2,951.33 is: 4,425.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,108.45 : 10,658.11 = 2,951.33 : x
  2. Step 2: Convert to fraction form
    7,108.45/10,658.11 = 2,951.33/x
  3. Step 3: Cross multiply
    7,108.45x = 10,658.11 × 2,951.33
  4. Step 4: Simplify right side
    7,108.45x = 31,455,563.51
  5. Step 5: Solve for x
    x = 31,455,563.51/7,108.45
  6. Step 6: Final answer
    x = 4,425.10

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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.