Home / 10,834.81-16,241.64-5,287.93

Finding the Fourth Proportional to 10,834.81, 16,241.64 and 5,287.93

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Solution

The fourth proportional to 10,834.81, 16,241.64 and 5,287.93 is: 7,926.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.81 : 16,241.64 = 5,287.93 : x
  2. Step 2: Convert to fraction form
    10,834.81/16,241.64 = 5,287.93/x
  3. Step 3: Cross multiply
    10,834.81x = 16,241.64 × 5,287.93
  4. Step 4: Simplify right side
    10,834.81x = 85,884,655.41
  5. Step 5: Solve for x
    x = 85,884,655.41/10,834.81
  6. Step 6: Final answer
    x = 7,926.73

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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.