Home / 8,935.57-13,401.40-3,669.29

Finding the Fourth Proportional to 8,935.57, 13,401.40 and 3,669.29

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Solution

The fourth proportional to 8,935.57, 13,401.40 and 3,669.29 is: 5,503.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.57 : 13,401.40 = 3,669.29 : x
  2. Step 2: Convert to fraction form
    8,935.57/13,401.40 = 3,669.29/x
  3. Step 3: Cross multiply
    8,935.57x = 13,401.40 × 3,669.29
  4. Step 4: Simplify right side
    8,935.57x = 49,173,623.01
  5. Step 5: Solve for x
    x = 49,173,623.01/8,935.57
  6. Step 6: Final answer
    x = 5,503.13

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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.