Home / 10,965.66-16,446.57-3,569.04

Finding the Fourth Proportional to 10,965.66, 16,446.57 and 3,569.04

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Solution

The fourth proportional to 10,965.66, 16,446.57 and 3,569.04 is: 5,352.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965.66 : 16,446.57 = 3,569.04 : x
  2. Step 2: Convert to fraction form
    10,965.66/16,446.57 = 3,569.04/x
  3. Step 3: Cross multiply
    10,965.66x = 16,446.57 × 3,569.04
  4. Step 4: Simplify right side
    10,965.66x = 58,698,466.19
  5. Step 5: Solve for x
    x = 58,698,466.19/10,965.66
  6. Step 6: Final answer
    x = 5,352.94

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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.