Home / 11,708.12-17,569.50-4,782.62

Finding the Fourth Proportional to 11,708.12, 17,569.50 and 4,782.62

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Solution

The fourth proportional to 11,708.12, 17,569.50 and 4,782.62 is: 7,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.12 : 17,569.50 = 4,782.62 : x
  2. Step 2: Convert to fraction form
    11,708.12/17,569.50 = 4,782.62/x
  3. Step 3: Cross multiply
    11,708.12x = 17,569.50 × 4,782.62
  4. Step 4: Simplify right side
    11,708.12x = 84,028,242.09
  5. Step 5: Solve for x
    x = 84,028,242.09/11,708.12
  6. Step 6: Final answer
    x = 7,176.92

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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.