Home / 10,767.26-16,139.55-4,927.70

Finding the Fourth Proportional to 10,767.26, 16,139.55 and 4,927.70

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Solution

The fourth proportional to 10,767.26, 16,139.55 and 4,927.70 is: 7,386.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,767.26 : 16,139.55 = 4,927.70 : x
  2. Step 2: Convert to fraction form
    10,767.26/16,139.55 = 4,927.70/x
  3. Step 3: Cross multiply
    10,767.26x = 16,139.55 × 4,927.70
  4. Step 4: Simplify right side
    10,767.26x = 79,530,860.54
  5. Step 5: Solve for x
    x = 79,530,860.54/10,767.26
  6. Step 6: Final answer
    x = 7,386.36

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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.