Home / 12,602.28-18,904.47-3,837.27

Finding the Fourth Proportional to 12,602.28, 18,904.47 and 3,837.27

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Solution

The fourth proportional to 12,602.28, 18,904.47 and 3,837.27 is: 5,756.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,602.28 : 18,904.47 = 3,837.27 : x
  2. Step 2: Convert to fraction form
    12,602.28/18,904.47 = 3,837.27/x
  3. Step 3: Cross multiply
    12,602.28x = 18,904.47 × 3,837.27
  4. Step 4: Simplify right side
    12,602.28x = 72,541,555.60
  5. Step 5: Solve for x
    x = 72,541,555.60/12,602.28
  6. Step 6: Final answer
    x = 5,756.22

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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.