Home / 10,514.94-14,516.55-6,982.98

Finding the Fourth Proportional to 10,514.94, 14,516.55 and 6,982.98

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Solution

The fourth proportional to 10,514.94, 14,516.55 and 6,982.98 is: 9,640.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514.94 : 14,516.55 = 6,982.98 : x
  2. Step 2: Convert to fraction form
    10,514.94/14,516.55 = 6,982.98/x
  3. Step 3: Cross multiply
    10,514.94x = 14,516.55 × 6,982.98
  4. Step 4: Simplify right side
    10,514.94x = 101,368,778.32
  5. Step 5: Solve for x
    x = 101,368,778.32/10,514.94
  6. Step 6: Final answer
    x = 9,640.45

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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.