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Finding the Fourth Proportional to 11,653.69, 17,473.62 and 4,629.93

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Solution

The fourth proportional to 11,653.69, 17,473.62 and 4,629.93 is: 6,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.69 : 17,473.62 = 4,629.93 : x
  2. Step 2: Convert to fraction form
    11,653.69/17,473.62 = 4,629.93/x
  3. Step 3: Cross multiply
    11,653.69x = 17,473.62 × 4,629.93
  4. Step 4: Simplify right side
    11,653.69x = 80,901,681.13
  5. Step 5: Solve for x
    x = 80,901,681.13/11,653.69
  6. Step 6: Final answer
    x = 6,942.15

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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.