Home / 11,688.93-17,533.67-3,369.15

Finding the Fourth Proportional to 11,688.93, 17,533.67 and 3,369.15

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Solution

The fourth proportional to 11,688.93, 17,533.67 and 3,369.15 is: 5,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.93 : 17,533.67 = 3,369.15 : x
  2. Step 2: Convert to fraction form
    11,688.93/17,533.67 = 3,369.15/x
  3. Step 3: Cross multiply
    11,688.93x = 17,533.67 × 3,369.15
  4. Step 4: Simplify right side
    11,688.93x = 59,073,547.43
  5. Step 5: Solve for x
    x = 59,073,547.43/11,688.93
  6. Step 6: Final answer
    x = 5,053.80

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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.