Home / 9,890.82-14,838.66-2,965.32

Finding the Fourth Proportional to 9,890.82, 14,838.66 and 2,965.32

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Solution

The fourth proportional to 9,890.82, 14,838.66 and 2,965.32 is: 4,448.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,890.82 : 14,838.66 = 2,965.32 : x
  2. Step 2: Convert to fraction form
    9,890.82/14,838.66 = 2,965.32/x
  3. Step 3: Cross multiply
    9,890.82x = 14,838.66 × 2,965.32
  4. Step 4: Simplify right side
    9,890.82x = 44,001,375.27
  5. Step 5: Solve for x
    x = 44,001,375.27/9,890.82
  6. Step 6: Final answer
    x = 4,448.71

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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.