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Finding the Fourth Proportional to 7,395.17, 11,093.29 and 3,012.89

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Solution

The fourth proportional to 7,395.17, 11,093.29 and 3,012.89 is: 4,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.17 : 11,093.29 = 3,012.89 : x
  2. Step 2: Convert to fraction form
    7,395.17/11,093.29 = 3,012.89/x
  3. Step 3: Cross multiply
    7,395.17x = 11,093.29 × 3,012.89
  4. Step 4: Simplify right side
    7,395.17x = 33,422,799.51
  5. Step 5: Solve for x
    x = 33,422,799.51/7,395.17
  6. Step 6: Final answer
    x = 4,519.55

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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.