Home / 11,810.64-17,716.98-3,045.48

Finding the Fourth Proportional to 11,810.64, 17,716.98 and 3,045.48

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Solution

The fourth proportional to 11,810.64, 17,716.98 and 3,045.48 is: 4,568.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810.64 : 17,716.98 = 3,045.48 : x
  2. Step 2: Convert to fraction form
    11,810.64/17,716.98 = 3,045.48/x
  3. Step 3: Cross multiply
    11,810.64x = 17,716.98 × 3,045.48
  4. Step 4: Simplify right side
    11,810.64x = 53,956,708.25
  5. Step 5: Solve for x
    x = 53,956,708.25/11,810.64
  6. Step 6: Final answer
    x = 4,568.48

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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.