Home / 10,950.36-16,397.18-7,976.58

Finding the Fourth Proportional to 10,950.36, 16,397.18 and 7,976.58

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Solution

The fourth proportional to 10,950.36, 16,397.18 and 7,976.58 is: 11,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.36 : 16,397.18 = 7,976.58 : x
  2. Step 2: Convert to fraction form
    10,950.36/16,397.18 = 7,976.58/x
  3. Step 3: Cross multiply
    10,950.36x = 16,397.18 × 7,976.58
  4. Step 4: Simplify right side
    10,950.36x = 130,793,418.04
  5. Step 5: Solve for x
    x = 130,793,418.04/10,950.36
  6. Step 6: Final answer
    x = 11,944.21

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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.