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Finding the Fourth Proportional to 11,653, 17,475.24 and 4,255.27

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Solution

The fourth proportional to 11,653, 17,475.24 and 4,255.27 is: 6,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653 : 17,475.24 = 4,255.27 : x
  2. Step 2: Convert to fraction form
    11,653/17,475.24 = 4,255.27/x
  3. Step 3: Cross multiply
    11,653x = 17,475.24 × 4,255.27
  4. Step 4: Simplify right side
    11,653x = 74,361,864.51
  5. Step 5: Solve for x
    x = 74,361,864.51/11,653
  6. Step 6: Final answer
    x = 6,381.35

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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.