Home / 8,696.72-13,045.08-3,501.38

Finding the Fourth Proportional to 8,696.72, 13,045.08 and 3,501.38

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Solution

The fourth proportional to 8,696.72, 13,045.08 and 3,501.38 is: 5,252.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696.72 : 13,045.08 = 3,501.38 : x
  2. Step 2: Convert to fraction form
    8,696.72/13,045.08 = 3,501.38/x
  3. Step 3: Cross multiply
    8,696.72x = 13,045.08 × 3,501.38
  4. Step 4: Simplify right side
    8,696.72x = 45,675,716.99
  5. Step 5: Solve for x
    x = 45,675,716.99/8,696.72
  6. Step 6: Final answer
    x = 5,252.07

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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.