Home / 9,018.64-13,522.04-2,776.58

Finding the Fourth Proportional to 9,018.64, 13,522.04 and 2,776.58

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Solution

The fourth proportional to 9,018.64, 13,522.04 and 2,776.58 is: 4,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.64 : 13,522.04 = 2,776.58 : x
  2. Step 2: Convert to fraction form
    9,018.64/13,522.04 = 2,776.58/x
  3. Step 3: Cross multiply
    9,018.64x = 13,522.04 × 2,776.58
  4. Step 4: Simplify right side
    9,018.64x = 37,545,005.45
  5. Step 5: Solve for x
    x = 37,545,005.45/9,018.64
  6. Step 6: Final answer
    x = 4,163.04

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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.