Home / 11,640.65-17,451.23-4,616.28

Finding the Fourth Proportional to 11,640.65, 17,451.23 and 4,616.28

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Solution

The fourth proportional to 11,640.65, 17,451.23 and 4,616.28 is: 6,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,640.65 : 17,451.23 = 4,616.28 : x
  2. Step 2: Convert to fraction form
    11,640.65/17,451.23 = 4,616.28/x
  3. Step 3: Cross multiply
    11,640.65x = 17,451.23 × 4,616.28
  4. Step 4: Simplify right side
    11,640.65x = 80,559,761.84
  5. Step 5: Solve for x
    x = 80,559,761.84/11,640.65
  6. Step 6: Final answer
    x = 6,920.56

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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.