Home / 11,564.13-17,348.37-4,639.17

Finding the Fourth Proportional to 11,564.13, 17,348.37 and 4,639.17

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Solution

The fourth proportional to 11,564.13, 17,348.37 and 4,639.17 is: 6,959.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,564.13 : 17,348.37 = 4,639.17 : x
  2. Step 2: Convert to fraction form
    11,564.13/17,348.37 = 4,639.17/x
  3. Step 3: Cross multiply
    11,564.13x = 17,348.37 × 4,639.17
  4. Step 4: Simplify right side
    11,564.13x = 80,482,037.65
  5. Step 5: Solve for x
    x = 80,482,037.65/11,564.13
  6. Step 6: Final answer
    x = 6,959.63

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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.