Home / 8,890.98-13,336.42-3,625.97

Finding the Fourth Proportional to 8,890.98, 13,336.42 and 3,625.97

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Solution

The fourth proportional to 8,890.98, 13,336.42 and 3,625.97 is: 5,438.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,890.98 : 13,336.42 = 3,625.97 : x
  2. Step 2: Convert to fraction form
    8,890.98/13,336.42 = 3,625.97/x
  3. Step 3: Cross multiply
    8,890.98x = 13,336.42 × 3,625.97
  4. Step 4: Simplify right side
    8,890.98x = 48,357,400.08
  5. Step 5: Solve for x
    x = 48,357,400.08/8,890.98
  6. Step 6: Final answer
    x = 5,438.93

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1.5x scale

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.