Home / 10,611.36-15,913.26-4,035.80

Finding the Fourth Proportional to 10,611.36, 15,913.26 and 4,035.80

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Solution

The fourth proportional to 10,611.36, 15,913.26 and 4,035.80 is: 6,052.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.36 : 15,913.26 = 4,035.80 : x
  2. Step 2: Convert to fraction form
    10,611.36/15,913.26 = 4,035.80/x
  3. Step 3: Cross multiply
    10,611.36x = 15,913.26 × 4,035.80
  4. Step 4: Simplify right side
    10,611.36x = 64,222,734.71
  5. Step 5: Solve for x
    x = 64,222,734.71/10,611.36
  6. Step 6: Final answer
    x = 6,052.26

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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.