Home / 10,860.42-16,292.70-3,742.77

Finding the Fourth Proportional to 10,860.42, 16,292.70 and 3,742.77

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Solution

The fourth proportional to 10,860.42, 16,292.70 and 3,742.77 is: 5,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.42 : 16,292.70 = 3,742.77 : x
  2. Step 2: Convert to fraction form
    10,860.42/16,292.70 = 3,742.77/x
  3. Step 3: Cross multiply
    10,860.42x = 16,292.70 × 3,742.77
  4. Step 4: Simplify right side
    10,860.42x = 60,979,828.78
  5. Step 5: Solve for x
    x = 60,979,828.78/10,860.42
  6. Step 6: Final answer
    x = 5,614.87

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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.