Home / 7,401.44-11,106.76-3,018.90

Finding the Fourth Proportional to 7,401.44, 11,106.76 and 3,018.90

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Solution

The fourth proportional to 7,401.44, 11,106.76 and 3,018.90 is: 4,530.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.44 : 11,106.76 = 3,018.90 : x
  2. Step 2: Convert to fraction form
    7,401.44/11,106.76 = 3,018.90/x
  3. Step 3: Cross multiply
    7,401.44x = 11,106.76 × 3,018.90
  4. Step 4: Simplify right side
    7,401.44x = 33,530,197.76
  5. Step 5: Solve for x
    x = 33,530,197.76/7,401.44
  6. Step 6: Final answer
    x = 4,530.23

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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.