Home / 11,473.58-17,208.47-3,681.38

Finding the Fourth Proportional to 11,473.58, 17,208.47 and 3,681.38

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Solution

The fourth proportional to 11,473.58, 17,208.47 and 3,681.38 is: 5,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.58 : 17,208.47 = 3,681.38 : x
  2. Step 2: Convert to fraction form
    11,473.58/17,208.47 = 3,681.38/x
  3. Step 3: Cross multiply
    11,473.58x = 17,208.47 × 3,681.38
  4. Step 4: Simplify right side
    11,473.58x = 63,350,812.84
  5. Step 5: Solve for x
    x = 63,350,812.84/11,473.58
  6. Step 6: Final answer
    x = 5,521.45

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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.