Home / 8,013.53-11,063.82-5,185.25

Finding the Fourth Proportional to 8,013.53, 11,063.82 and 5,185.25

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Solution

The fourth proportional to 8,013.53, 11,063.82 and 5,185.25 is: 7,158.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.53 : 11,063.82 = 5,185.25 : x
  2. Step 2: Convert to fraction form
    8,013.53/11,063.82 = 5,185.25/x
  3. Step 3: Cross multiply
    8,013.53x = 11,063.82 × 5,185.25
  4. Step 4: Simplify right side
    8,013.53x = 57,368,672.66
  5. Step 5: Solve for x
    x = 57,368,672.66/8,013.53
  6. Step 6: Final answer
    x = 7,158.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.