Home / 11,707.03-17,566.62-5,137.84

Finding the Fourth Proportional to 11,707.03, 17,566.62 and 5,137.84

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Solution

The fourth proportional to 11,707.03, 17,566.62 and 5,137.84 is: 7,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,707.03 : 17,566.62 = 5,137.84 : x
  2. Step 2: Convert to fraction form
    11,707.03/17,566.62 = 5,137.84/x
  3. Step 3: Cross multiply
    11,707.03x = 17,566.62 × 5,137.84
  4. Step 4: Simplify right side
    11,707.03x = 90,254,482.90
  5. Step 5: Solve for x
    x = 90,254,482.90/11,707.03
  6. Step 6: Final answer
    x = 7,709.43

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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.