Home / 7,416.06-11,120.49-2,799.42

Finding the Fourth Proportional to 7,416.06, 11,120.49 and 2,799.42

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Solution

The fourth proportional to 7,416.06, 11,120.49 and 2,799.42 is: 4,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.06 : 11,120.49 = 2,799.42 : x
  2. Step 2: Convert to fraction form
    7,416.06/11,120.49 = 2,799.42/x
  3. Step 3: Cross multiply
    7,416.06x = 11,120.49 × 2,799.42
  4. Step 4: Simplify right side
    7,416.06x = 31,130,922.12
  5. Step 5: Solve for x
    x = 31,130,922.12/7,416.06
  6. Step 6: Final answer
    x = 4,197.77

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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.