Home / 9,135.43-13,703.82-2,895.92

Finding the Fourth Proportional to 9,135.43, 13,703.82 and 2,895.92

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Solution

The fourth proportional to 9,135.43, 13,703.82 and 2,895.92 is: 4,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.43 : 13,703.82 = 2,895.92 : x
  2. Step 2: Convert to fraction form
    9,135.43/13,703.82 = 2,895.92/x
  3. Step 3: Cross multiply
    9,135.43x = 13,703.82 × 2,895.92
  4. Step 4: Simplify right side
    9,135.43x = 39,685,166.41
  5. Step 5: Solve for x
    x = 39,685,166.41/9,135.43
  6. Step 6: Final answer
    x = 4,344.09

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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.