Home / 9,820.35-14,718.83-6,842.68

Finding the Fourth Proportional to 9,820.35, 14,718.83 and 6,842.68

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Solution

The fourth proportional to 9,820.35, 14,718.83 and 6,842.68 is: 10,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.35 : 14,718.83 = 6,842.68 : x
  2. Step 2: Convert to fraction form
    9,820.35/14,718.83 = 6,842.68/x
  3. Step 3: Cross multiply
    9,820.35x = 14,718.83 × 6,842.68
  4. Step 4: Simplify right side
    9,820.35x = 100,716,198.31
  5. Step 5: Solve for x
    x = 100,716,198.31/9,820.35
  6. Step 6: Final answer
    x = 10,255.86

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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.