Home / 11,688.59-17,532.89-2,923.51

Finding the Fourth Proportional to 11,688.59, 17,532.89 and 2,923.51

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Solution

The fourth proportional to 11,688.59, 17,532.89 and 2,923.51 is: 4,385.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.59 : 17,532.89 = 2,923.51 : x
  2. Step 2: Convert to fraction form
    11,688.59/17,532.89 = 2,923.51/x
  3. Step 3: Cross multiply
    11,688.59x = 17,532.89 × 2,923.51
  4. Step 4: Simplify right side
    11,688.59x = 51,257,579.24
  5. Step 5: Solve for x
    x = 51,257,579.24/11,688.59
  6. Step 6: Final answer
    x = 4,385.27

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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.