Home / 7,388.14-11,095.43-7,090.85

Finding the Fourth Proportional to 7,388.14, 11,095.43 and 7,090.85

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Solution

The fourth proportional to 7,388.14, 11,095.43 and 7,090.85 is: 10,648.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.14 : 11,095.43 = 7,090.85 : x
  2. Step 2: Convert to fraction form
    7,388.14/11,095.43 = 7,090.85/x
  3. Step 3: Cross multiply
    7,388.14x = 11,095.43 × 7,090.85
  4. Step 4: Simplify right side
    7,388.14x = 78,675,994.36
  5. Step 5: Solve for x
    x = 78,675,994.36/7,388.14
  6. Step 6: Final answer
    x = 10,648.97

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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.