Home / 11,357.04-17,032.32-4,782

Finding the Fourth Proportional to 11,357.04, 17,032.32 and 4,782

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Solution

The fourth proportional to 11,357.04, 17,032.32 and 4,782 is: 7,171.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357.04 : 17,032.32 = 4,782 : x
  2. Step 2: Convert to fraction form
    11,357.04/17,032.32 = 4,782/x
  3. Step 3: Cross multiply
    11,357.04x = 17,032.32 × 4,782
  4. Step 4: Simplify right side
    11,357.04x = 81,448,554.24
  5. Step 5: Solve for x
    x = 81,448,554.24/11,357.04
  6. Step 6: Final answer
    x = 7,171.64

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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.