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Finding the Fourth Proportional to 11,895.04, 17,843.45 and 3,574.39

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Solution

The fourth proportional to 11,895.04, 17,843.45 and 3,574.39 is: 5,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,895.04 : 17,843.45 = 3,574.39 : x
  2. Step 2: Convert to fraction form
    11,895.04/17,843.45 = 3,574.39/x
  3. Step 3: Cross multiply
    11,895.04x = 17,843.45 × 3,574.39
  4. Step 4: Simplify right side
    11,895.04x = 63,779,431.37
  5. Step 5: Solve for x
    x = 63,779,431.37/11,895.04
  6. Step 6: Final answer
    x = 5,361.85

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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.