Home / 9,145.24-13,716.45-2,904.44

Finding the Fourth Proportional to 9,145.24, 13,716.45 and 2,904.44

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Solution

The fourth proportional to 9,145.24, 13,716.45 and 2,904.44 is: 4,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,145.24 : 13,716.45 = 2,904.44 : x
  2. Step 2: Convert to fraction form
    9,145.24/13,716.45 = 2,904.44/x
  3. Step 3: Cross multiply
    9,145.24x = 13,716.45 × 2,904.44
  4. Step 4: Simplify right side
    9,145.24x = 39,838,537.46
  5. Step 5: Solve for x
    x = 39,838,537.46/9,145.24
  6. Step 6: Final answer
    x = 4,356.21

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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.