Home / 5,415.77-8,124.48-2,295.79

Finding the Fourth Proportional to 5,415.77, 8,124.48 and 2,295.79

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Solution

The fourth proportional to 5,415.77, 8,124.48 and 2,295.79 is: 3,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415.77 : 8,124.48 = 2,295.79 : x
  2. Step 2: Convert to fraction form
    5,415.77/8,124.48 = 2,295.79/x
  3. Step 3: Cross multiply
    5,415.77x = 8,124.48 × 2,295.79
  4. Step 4: Simplify right side
    5,415.77x = 18,652,099.94
  5. Step 5: Solve for x
    x = 18,652,099.94/5,415.77
  6. Step 6: Final answer
    x = 3,444.03

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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.