Home / 10,997.98-16,475.70-6,839.65

Finding the Fourth Proportional to 10,997.98, 16,475.70 and 6,839.65

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Solution

The fourth proportional to 10,997.98, 16,475.70 and 6,839.65 is: 10,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.98 : 16,475.70 = 6,839.65 : x
  2. Step 2: Convert to fraction form
    10,997.98/16,475.70 = 6,839.65/x
  3. Step 3: Cross multiply
    10,997.98x = 16,475.70 × 6,839.65
  4. Step 4: Simplify right side
    10,997.98x = 112,688,021.51
  5. Step 5: Solve for x
    x = 112,688,021.51/10,997.98
  6. Step 6: Final answer
    x = 10,246.25

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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.