Home / 3,875.28-5,814.18-1,683.96

Finding the Fourth Proportional to 3,875.28, 5,814.18 and 1,683.96

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Solution

The fourth proportional to 3,875.28, 5,814.18 and 1,683.96 is: 2,526.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.28 : 5,814.18 = 1,683.96 : x
  2. Step 2: Convert to fraction form
    3,875.28/5,814.18 = 1,683.96/x
  3. Step 3: Cross multiply
    3,875.28x = 5,814.18 × 1,683.96
  4. Step 4: Simplify right side
    3,875.28x = 9,790,846.55
  5. Step 5: Solve for x
    x = 9,790,846.55/3,875.28
  6. Step 6: Final answer
    x = 2,526.49

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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.