Home / 10,950.68-16,426.38-3,159.56

Finding the Fourth Proportional to 10,950.68, 16,426.38 and 3,159.56

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Solution

The fourth proportional to 10,950.68, 16,426.38 and 3,159.56 is: 4,739.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.68 : 16,426.38 = 3,159.56 : x
  2. Step 2: Convert to fraction form
    10,950.68/16,426.38 = 3,159.56/x
  3. Step 3: Cross multiply
    10,950.68x = 16,426.38 × 3,159.56
  4. Step 4: Simplify right side
    10,950.68x = 51,900,133.19
  5. Step 5: Solve for x
    x = 51,900,133.19/10,950.68
  6. Step 6: Final answer
    x = 4,739.44

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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.