Home / 6,515.25-8,998.47-4,415.73

Finding the Fourth Proportional to 6,515.25, 8,998.47 and 4,415.73

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Solution

The fourth proportional to 6,515.25, 8,998.47 and 4,415.73 is: 6,098.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,515.25 : 8,998.47 = 4,415.73 : x
  2. Step 2: Convert to fraction form
    6,515.25/8,998.47 = 4,415.73/x
  3. Step 3: Cross multiply
    6,515.25x = 8,998.47 × 4,415.73
  4. Step 4: Simplify right side
    6,515.25x = 39,734,813.93
  5. Step 5: Solve for x
    x = 39,734,813.93/6,515.25
  6. Step 6: Final answer
    x = 6,098.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.