Home / 7,416.44-11,130.18-3,717.68

Finding the Fourth Proportional to 7,416.44, 11,130.18 and 3,717.68

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Solution

The fourth proportional to 7,416.44, 11,130.18 and 3,717.68 is: 5,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.44 : 11,130.18 = 3,717.68 : x
  2. Step 2: Convert to fraction form
    7,416.44/11,130.18 = 3,717.68/x
  3. Step 3: Cross multiply
    7,416.44x = 11,130.18 × 3,717.68
  4. Step 4: Simplify right side
    7,416.44x = 41,378,447.58
  5. Step 5: Solve for x
    x = 41,378,447.58/7,416.44
  6. Step 6: Final answer
    x = 5,579.29

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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.