Home / 5,409.37-8,111.22-2,484.46

Finding the Fourth Proportional to 5,409.37, 8,111.22 and 2,484.46

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Solution

The fourth proportional to 5,409.37, 8,111.22 and 2,484.46 is: 3,725.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.37 : 8,111.22 = 2,484.46 : x
  2. Step 2: Convert to fraction form
    5,409.37/8,111.22 = 2,484.46/x
  3. Step 3: Cross multiply
    5,409.37x = 8,111.22 × 2,484.46
  4. Step 4: Simplify right side
    5,409.37x = 20,152,001.64
  5. Step 5: Solve for x
    x = 20,152,001.64/5,409.37
  6. Step 6: Final answer
    x = 3,725.39

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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.