Home / 7,717.90-11,579.63-3,035.32

Finding the Fourth Proportional to 7,717.90, 11,579.63 and 3,035.32

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Solution

The fourth proportional to 7,717.90, 11,579.63 and 3,035.32 is: 4,554.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.90 : 11,579.63 = 3,035.32 : x
  2. Step 2: Convert to fraction form
    7,717.90/11,579.63 = 3,035.32/x
  3. Step 3: Cross multiply
    7,717.90x = 11,579.63 × 3,035.32
  4. Step 4: Simplify right side
    7,717.90x = 35,147,809.46
  5. Step 5: Solve for x
    x = 35,147,809.46/7,717.90
  6. Step 6: Final answer
    x = 4,554.06

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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.