Home / 11,965.12-17,950.41-4,569.42

Finding the Fourth Proportional to 11,965.12, 17,950.41 and 4,569.42

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Solution

The fourth proportional to 11,965.12, 17,950.41 and 4,569.42 is: 6,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.12 : 17,950.41 = 4,569.42 : x
  2. Step 2: Convert to fraction form
    11,965.12/17,950.41 = 4,569.42/x
  3. Step 3: Cross multiply
    11,965.12x = 17,950.41 × 4,569.42
  4. Step 4: Simplify right side
    11,965.12x = 82,022,962.46
  5. Step 5: Solve for x
    x = 82,022,962.46/11,965.12
  6. Step 6: Final answer
    x = 6,855.17

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1.5x scale

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.