Home / 10,204.56-15,309.63-3,631.41

Finding the Fourth Proportional to 10,204.56, 15,309.63 and 3,631.41

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Solution

The fourth proportional to 10,204.56, 15,309.63 and 3,631.41 is: 5,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204.56 : 15,309.63 = 3,631.41 : x
  2. Step 2: Convert to fraction form
    10,204.56/15,309.63 = 3,631.41/x
  3. Step 3: Cross multiply
    10,204.56x = 15,309.63 × 3,631.41
  4. Step 4: Simplify right side
    10,204.56x = 55,595,543.48
  5. Step 5: Solve for x
    x = 55,595,543.48/10,204.56
  6. Step 6: Final answer
    x = 5,448.11

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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.